Company News
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Entecavir Monohydrate CAS 209216-23-9 USP43-NF38
Entecavir C12H15N5O3·H2O 295.29 6H-Purin-6-one, 2-amino-1,9-dihydro-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-, monohydrate; 9-[(1S,3R,4S)-4-Hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]guanine monohydrate [209216-23-9]; UNII: 5968Y6H45M. Anhydrous 277.28 DEFINITION E...Read more -
Candesartan Cilexetil CAS 145040-37-5 – European Pharmacopoeia 11.0
CANDESARTAN CILEXETIL Candesartanum cilexetili C33H34N6O6 Mr 611 [145040-37-5] DEFINITION (1RS)-1-[[(Cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2′-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate. Content: 99.0 per cent to 101.0 per cent (anhydrous substance). PRODUCTION ...Read more -
Irbesartan CAS 138402-11-6 – USP43-NF38
Irbesartan C25H28N6O 428.53 1,3-Diazaspiro[4.4]non-1-en-4-one, 2-butyl-3-[[2′-(1H-tetrazol-5-yl)[1,1′-biphenyl]-4-yl]methyl]-; 2-Butyl-3-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]-1,3-diazaspiro[4.4]non-1-en-4-one [138402-11-6]; UNII: J0E2756Z7N. DEFINITION Irbesartan contains NLT 98.0% and NMT 102.0% ...Read more -
Telmisartan CAS 144701-48-4 European Pharmacopoeia 11.0
Telmisartan CAS 144701-48-4 European Pharmacopoeia 11.0 C33H30N4O2 Mr 514.6 [144701-48-4] DEFINITION 4′-[[4-Methyl-6-(1-methyl-1H-benzimidazol-2-yl)-2-propyl-1H-benzimidazol-1-yl]methyl][1,1′-biphenyl]-2-carboxylic acid. Content: 99.0 per cent to 101.0 per cent (dried substance). CHARACTER...Read more -
Sodium Salicylate CAS 54-21-7 USP35 Standard
Sodium Salicylate C7H5NaO3 160.10 Benzoic acid, 2-hydroxy-, monosodium salt; Monosodium salicylate [54-21-7]; UNII: WIQ1H85SYP. DEFINITION Sodium Salicylate contains NLT 98.0% and NMT 102.0% of sodium salicylate (C7H5NaO3), calculated on the anhydrous basis. IDENTIFICATION Change to read: • A. S...Read more -
Sodium Salicylate CAS 54-21-7 EP11.0 Standard
SODIUM SALICYLATE Natrii salicylas C7H5NaO3 Mr 160.1 [54-21-7] DEFINITION Sodium 2-hydroxybenzenecarboxylate. Content: 99.0 per cent to 101.0 per cent (dried substance). CHARACTERS Appearance: white or almost white, crystalline powder or small, colourless crystals or shiny flakes. Solub...Read more -
Aripiprazole CAS 129722-12-9 USP43-NF38
Aripiprazole C23H27Cl2N3O2 448.39 2(1H)-Quinolinone, 7-[4-[4-(2,3-dichlorophenyl)-1- piperazinyl]butoxy]-3,4-dihydro-; 7-[4-[4-(2,3-Dichlorophenyl)-1-piperazinyl]butoxy]-3,4-dihydrocarbostyril [129722-12-9]; UNII: 82VFR53I78. DEFINITION Aripiprazole contains NLT 98.0% and NMT 102.0% of aripiprazo...Read more -
5-Fluorouracil (5-FU) CAS 51-21-8 USP43 Standard
Fluorouracil C4H3FN2O2 130.08 2,4(1H,3H)-Pyrimidinedione, 5-fluoro-; 5-Fluorouracil [51-21-8]; UNII: U3P01618RT. DEFINITION Fluorouracil contains NLT 98.0% and NMT 102.0% of uorouracil (C4H3FN2O2), calculated on the dried basis. [ CAUTION- Great care should be taken to prevent inhaling particles ...Read more -
Analyze palladium content exploitation Pyrometallurgy
Enrichment palladium of palladium catalyst by pyrometallurgy, then dissolve the palladium in admixture acid, the liquid is analyze by S. reagent use include Hydrochloric acid, Nitric acid, Admixture acid, Perchloric acid, Sodium Chloride solution, and a standard solution of palladium. The apparat...Read more -
Test Method of (R)-(-)-3-Pyrrolidinol Hydrochloride CAS: 104706-47-0
Eqiupment: GC instrument (Shimadzu GC-2010) Column: DB-17 Agilent 30mX0.53mmX1.0μm Initial oven temperature: 80℃ Initial time 2.0min Rate 15℃/min Final oven temperature: 250℃ Final time 20min Ca...Read more -
Focus on Cross Border Integration of Biomedicine and Chemical Materials, October 15, 2021
Focus on Cross Border Integration of Biomedicine and Chemical Materials: New Opportunities, New Technologies and New Models This forum focuses on the interdisciplinary and cutting-edge technologies of biology and chemical industry, explores technological trends and industrial opportunities, and e...Read more -
The Third Conference on Boron Chemistry of Chinese Chemical Society，CCS-CBS-III
The Third Conference on Boron Chemistry of Chinese Chemical Society (CCS-CBS) will be held in Suzhou, Jiangsu Province from October 15 to 18, 2021. This conference will be hosted by Inorganic Chemistry Committee of Chinese Chemical Society and Lanzhou Institute of Chemical Physics, Chinese Academ...Read more -
The 87th China International Pharmaceutical Apis/Intermediates/Packaging/Equipment Fair (API China) -Shanghai Ruifu Chemical Co., Ltd. will attend with customers.
Shanghai Ruifu Chemical Co., Ltd. will attend the The 87th China International Pharmaceutical Apis/Intermediates/Packaging/Equipment Fair (API China) with customers. The 87th China International Pharmaceutical Apis/Intermediates/Packaging/Equipment Fair (API China) and the 25th China Internatio...Read more -
The 19th Beijing Conference and Exhibition on Instrumental Analysis (BCEIA 2021)-Shanghai Ruifu Chemical Co., Ltd. participated in the exhibition
The 19th Beijing Conference and Exhibition on Instrumental Analysis (BCEIA 2021) was held on September 27-29, 2021 at China International Exhibition Center (Tianzhu New Hall), Beijing. Adhering to the vision of “Analytical Science Creates Future”, BCEIA 2021 will continue to host academic confer...Read more