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1/21/21 14:19 GMT
4′-Nitrobenzo-15-crown-5 CAS 60835-69-0
4′-Nitrobenzo-15-crown-5 CAS 60835-69-0 2,3-(4-Nitrobenzo)-1,4,7,10,13- pentaoxacyclope , ntadec-2-ene Crown Ethers Distributor Product Identification Chemical name: 4'-Nitrobenzo-15-crown-5 Synonyms: 4-Nitrobenzo-15-crown-5, 4'-Nitrobenzo-15-crown-5 ether, 4- Nitrobenzo-15-crown-5 ether, 2,3-(4-Nitrobenzo)-1,4,7,10,13- pentaoxacyclope , ntadec-2-ene CAS No.: 60835-69-0 Molecular formula: C14H19NO7 Molecular weight: 313.30 Melting point: 93-97 ºC Specification Appearance: Pale yellow solid Purity: 98.00%min by HPLC Moisture: 0.50%max by KF Package Regular Packing: N.W 25kg/fiber drum Sample Packing: 0.1kg-1kg foil bag or under request Transportation Information Classification: Non dangerous goods HS Code: 2932999090 Application Chloroform–w , ater extraction systems have been studied using Crown Ethers as extracting agents, namely: benzo-15-crown-5 (B15C5), 2,3-naphtho-15-crown-5 (N15C5), 4′-nitro-benzo-15-crown-5 (NO2B15C5), 4′-tert-butyl-benzo-15-crown-5 (TBB15C5), and 4′-acetyl-benzo-15-crown-5 (AcB15C5). Extraction isotherms of these systems have been obtained, and an attempt made to elucidate the effect of the structure of extracting agent on extraction characteristics. IR- spectroscopic studies have been performed for selected crown-ethers and their complexes in crystalline form and in chloroform solutions, namely, for N15C5, NO2B15C5, AcB15C5, and B15C5. The complexes LiN15C5H2OClO4 (1), LiN15C5H2OI (2), LiNO2B15C5H2OI (3), LiAcB15C5H2OI (4), and LiTBB15C5H2OI (5) have been isolated for the first time and characterized by IR spectroscopy. Single- crystal X-ray data have been obtained for complexes 1–3. Reference: Demin; Shokurova; Demina; Kuz’mina; Zhilov; Tsivadze, A. Yu. [Russian Journal of Inorganic Chemistry, 2018, vol. 63, # 1, p. 121 - 127][Zh. Neorg. Khim., 2018, vol. 63, # 1, p. 111 - 117,7] GM Chemical Co., Ltd is a professional fine chemical manufacture, integrating development, production and sale. The company was established in 2014, and the registered capital is RMB 1 million. Our R&D center is located in Changsha city, Hunan province, and the sale office is located in Shanghai. Since its inception, we have been specialized in developing and manufacturing benzene substitution(like styrene series), heterocyclic substitution (like crown ether series), boronic acid derivatives, silane series and electronic chemicals, as well as accumulating rich experience. For more chemical information, please click here. https://www.gmchemix.com/product-4-ni , trobenzo-15-crown-5-cas-60835-69-0.html Contact:
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RM 202, NO 1602, West Zhongshan Rd Shanghai 200235 China 1/21/21 14:18 GMT
Benzo-15-crown-5 CAS 14098-44-3 Benzo-15-crown ether-5
Benzo-15-crown-5 CAS 14098-44-3 Benzo-15-crown ether-5 Crown Ethers Distributor Product Identification Chemical name: Benzo-15-crown-5 Synonyms: Benzo-15-crown-5 ether, Benzo-15-crown ether-5 CAS No.: 14098-44-3 Molecular formula: C14H20O5 Molecular weight: 268.31 Melting point: 78-82 ℃ Specification Appearance: White to off-white solid Purity: 99.00%min by HPLC/GC Moisture: 0.50%max by KF Package Regular Packing: N.W 25kg/fiber drum Sample Packing: 0.1kg/0.5kg/1.0kg foil bag or under requests Transportation Information Classification: Non-dangerous goods HS Code: 2932999090 Application Benzo-15-crown-5(1409 , 8-44-3) is mainly used in phase-transfer catalyst system. GM Chemical Provide Aromatic Derivatives, 4′-Nitrobenzo-15-crown-5, our Company Has Been Committed To Supply Personalized Product Solutions To Customers,pla Consult Us. For more chemical information, please click here. https://www.gmchemix.com/product-benz , o-15-crown-5-cas-14098-44-3.html Contact:
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RM 202, NO 1602, West Zhongshan Rd Shanghai 200235 China 1/21/21 14:17 GMT
tert-Butylphenylboronic acid CAS 123324-71-0
tert-Butylphenylboronic acid CAS 123324-71-0 4-(tert-Butyl)phenylboronic acid p-tert-Butylphenylboronic acid Product Identification Chemical name: 4-tert-Butylphenylboronic acid Synonyms: 4-(tert-Butyl)phenylboronic acid, p-tert-Butylphenylboronic acid CAS No.: 123324-71-0 Molecular formula: C10H15BO2 Molecular weight: 178.04 Melting point: 193-199 ºC Specification Appearance: White to off white solid Purity: 98.50%min by HPLC Loss on drying: 0.50%max Package Regular Packing: N.W 25kg/fiber drum Sample Packing: 0.1kg-1kg foil bag or under request Transportation Information Classification: Non dangerous goods HS Code: 2920900090 Application Enantioselective Oxidative Homocoupling and Cross-Coupling of 2-Naphthols Catalyzed by Chiral Iron Phosphate Complexes Novel chiral iron phosphate complexes were prepared as catalysts for asymmetric oxidative coupling reactions. These catalysts were applied for the synthesis of enantio-enriched C1- and C2-symmetric BINOLs, in which the 3 and 3′ positions are available for chemical modifications. It was proposed that the reaction takes place via an oxidative radical-anion coupling mechanism. A destructive BINOL racemization that competes with the enantioselective oxidative coupling of 2-naphthols was revealed, thereby offering new insights into this highly important reaction. Reference: Narute, Sachin; Parnes, Regev; Toste, F. Dean; Pappo, Doron [Journal of the American Chemical Society, 2016, vol. 138, # 50, p. 16553 - 16560] GM Chemical Co., Ltd is a professional fine chemical manufacture, integrating development, production and sale. The company was established in 2014, and the registered capital is RMB 1 million. Our R&D center is located in Changsha city, Hunan province, and the sale office is located in Shanghai. Since its inception, we have been specialized in developing and manufacturing benzene substitution(like styrene series), heterocyclic substitution (like crown ether series), boronic acid derivatives, silane series and electronic chemicals, as well as accumulating rich experience. For more chemical information, please click here. https://www.gmchemix.com/product-4-te , rt-butylphenylboronic-acid-cas-123324-71- 0.htm , l Contact:
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RM 202, NO 1602, West Zhongshan Rd Shanghai 200235 China 1/21/21 14:16 GMT
11-Bromo-1-undecene CAS 7766-50-9 Enol chemistry
11-Bromo-1-undecene CAS 7766-50-9 Enol chemistry Enol manufacturers Enol suppliers Product Identification Chemical name: 11-Bromo-1-undecene Synonyms: 1-Bromo-10-undecene, 10-Undecenyl bromide CAS No.: 7766-50-9 Molecular formula: C11H21Br Molecular weight: 233.19 Boiling point: 251.6 ºC Density: 1.067g/mL @ 25°C Flash point: 110.3 ºC Refractive index: 1.4505-1.4700 Specification Appearance: Colorless transparent liquid Purity: 97.00%min by GC GM Chemical Package Regular Packing: N.W 20kg/plastic drum Sample Packing: 0.1kg-1kg plastic bottle or under request Transportation Information Classification: Non-dangerous goods HS Code: 2903399090 CAS 7766-50-9 Application Mainly used for organic synthsis. It reacts with triethylsilane to prepare (11-bromoundecyl)triethoxysilane. It is used in capping porous dielectrics. Reference: MERCK PATENT GMBH; BOBADE, Sachin; POLISHCHUK, Orest; PADMANABAN, Munirathna; BASKARAN, Durairaj WO2019/81450, 2019, A1 GM Chemical Aromatic Derivatives Manufacturers, Aromatic Derivatives Sellers, Ductile Iron Reducing Tee, If You Need, Welcome To Contact Us To Know More. For more chemical information, please click here. https://www.gmchemix.com/product-11-b , romo-1-undecene-cas-7766-50-9.html Contact:
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RM 202, NO 1602, West Zhongshan Rd Shanghai 200235 China 1/21/21 14:15 GMT
10-Undecen-1-ol CAS 112-43-6 buy Enol
10-Undecen-1-ol CAS 112-43-6 buy Enol Enol chemistry Enol manufacturers Enol suppliers Product Identification Chemical name: 10-Undecen-1-ol Synonyms: 10-Undecenol, Undec-10-enol, Undec-10-en-1-ol, 10-Hendecen-1-ol CAS No.: 112-43-6 Molecular formula: C11H22O Molecular weight: 170.29 Boiling point: 245.0-245.5 ºC Density: 0.850g/mL @ 25°C Flash point: 125 ºC Refractive index: 1.4460-1.4509 Specification Appearance: Colorless transparent liquid Purity: 97.00%min by GC Package Regular Packing: N.W 20kg/plastic drum Sample Packing: 0.1kg-1kg plastic bottle or under request Transportation Information Classification: Non-dangerous goods HS Code: 2905290000 Status & Application Status: Pilot scale CAS 112-43-6 Application: Used as a flavoring & perfume agent. Used as a material of 10-Undecen-1-ol Homopolymer It reacts with tosylated beta-cyclodextrin to prepare beta-cyclodextrin undecenylether. It is used in the synthesis of 10-Undecenylacrylat by reacting with acryloyl and triethylamine. GM Chemical Co., Ltd is a professional fine chemical manufacture, integrating development, production and sale. The company was established in 2014, and the registered capital is RMB 1 million. Our R&D center is located in Changsha city, Hunan province, and the sale office is located in Shanghai. Since its inception, we have been specialized in developing and manufacturing benzene substitution(like styrene series), heterocyclic substitution (like crown ether series), boronic acid derivatives, silane series and electronic chemicals, as well as accumulating rich experience. For more chemical information, please click here. https://www.gmchemix.com/product-10-u , ndecen-1-ol-cas-112-43-6.html Contact:
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RM 202, NO 1602, West Zhongshan Rd Shanghai 200235 China 1/21/21 8:36 GMT
Hot sale high quality 4 - Aminoacetophenone 99-92-3
4 - Aminoacetophenone 99-92-3 CAS Number 99-92-3 molecular weight 135.163 Density 1.1±0.1 g/cm3 Boiling point 294.8±13.0 °C at 760 mmHg Molecular formula C8H9NO melting point 103-107 °C(LIT.) [Purpose 1] Used as raw material for medical asthma and cough [Purpose 2] As a sensitive reagent for the determination of palladium and vitamin B1 Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:33 GMT
trans-1,4-cyclohexane diisocyanate 7517-76-2 in stock
trans-1,4-cyclohexane diisocyanate 7517-76-2 CAS Number 7517-76-2 Molecular weight 166.17700 Density 1.21g/cm3 boiling point 145-146 C 32mm Molecular formula C8H10N2O2 melting point 59-62 C(LIT.) Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:31 GMT
Hot sale high quality Pregabalin 148553-50-8
Pregabalin 148553-50-8 CAS No. 148553-50-8 Molecular weight 159.226 Density 1.0±0.1 g/cm3 boiling point 274.0±23.0 °C at 760 mmHg melting point 194-196 C molecular formula C8H17NO2 The drug is one of the most promising epilepsy drugs in development, with better efficacy and easier administration. It can also be used to treat pain and anxiety. Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:28 GMT
Hot sale high quality GBL 96-48-0
1, 4, Butyrolactone GBL 96-48-0 CAS no. : 96-48-0 Molecular formula: C4H6O2 Molecular weight: 86.089 Density: 1.1±0.1 g/cm3 Boiling point: 204.0±0.0 °C at 760 mmHg Melting point: −45 °C(LIT.) Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:27 GMT
PMK 13605-48-6 in stock
Methyl 3-(1,3-benzodioxol-5-yl)-2-methyl-2-oxiranecarboxy , late PMK 13605-48-6 molecular weight 236.221 Density 1.3±0.1 g/cm3 Boiling point 312.8±42.0 °C at 760 mmHg Molecular formula C12H12O Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:21 GMT
Ethyl 3-oxo-4-phenylbutanoate 5413-05-8 in stock
Ethyl 3-oxo-4-phenylbutanoate 5413-05-8 CAS number 5413-05-8 MOLECULAR weight 206.238 Density 1.1±0.1 g/cm3 Boiling point 290.3±15.0 °C at 760 mmHg Molecular formula C12H14O3 Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:19 GMT
USP delivery Sodium 3-nitrobenzenesulfonate 127-68-4
Sodium 3-nitrobenzenesulfonate 127-68-4 molecular weight 225.154 Density 1.637g/cm3 boiling point 215-219 C molecular formula C6H4NNaO5S melts at 350 °C [Purpose 1] It can be used as a dye-proofing agent for reducing dyes and vulcanizing dyes, as a color-forming protective agent for dyes, and as an anti-rust agent for ships and a nickel reversion agent for electroplating [Purpose 2] As a catalyst, also used in organic synthesis, dye industry, etc Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:17 GMT
Hot sale high quality Procaine hydrochloride 51-05-8
Procaine hydrochloride CAS No. 51-05-8 MOLECULAR weight 272.771 Density N/A Boiling point 195-196°C 17mm Molecular formula C13H21ClN2O2 melting point 155-156 °C(LIT.) It has the activity of local anesthetic. Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:14 GMT
Sodium Hypophosphite 7681-53-0 in stock
Sodium Hypophosphite 7681-53-0 CAS Number 7681-53-0 molecular weight 87.97820 Density 1.388 boiling point N/A molecular formula H2NaO2P melts at 100 C [Purpose 1] Preservatives; Antioxidants. Used in cod liver oil emulsion. [Purpose 2] Arsenic and iodate reagent. Reducing agent. Clinical examination. Used in electroless nickel plating and in medical industry. Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China 1/21/21 8:13 GMT
USP delivery Orthoboric acid10043-35-3 in stock
Orthoboric acid10043-35-3 CAS No. 10043-35-3 Molecular weight 61.833 Density 1.4±0.1 g/cm3 Boiling point 219-220 °C (9.7513 mmHg) molecular formula H3BO3 melts at 169 °C 1.Used for skin diseases, disinfection and antisepsis. 2. The analysis is used to make buffer solution, such as boric acid, potassium chloride sodium hydroxide buffer solution, sodium acid buffer solution. It's also used as an antiseptic. It is used in pharmacy and preparing borate. 3. Used for manufacturing capacitors, disinfection, corrosion. Contact us: WhatsApp/Signal/Telegram:+8613720189324 , Email:jade@whbosman.com Website:www.whbosman.co , m why choose us : 1, High quality,high purity 2, lowest price 3, safe delivery 4, Continue after sell service If you are looking for a reliable supplier,we were the perfect choice. We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia, Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Minimum Order: 1 bags Contact:
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Wuhan Wuhan 430000 China SOURCE: Import-Export Bulletin Board (https://www.imexbb.com/)
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