Introduce

Shanghai Twisun Bio-pharm Co., Ltd. is a leading professional high technology manufacturer of Intermediates and APIs,
which was established in Shanghai in 2007,Twisun has more than 3,000 square meters of multi-functional modern research
and development centers, and Nantong in Jiangsu in the trial, such possession and production base can provide customers
with the tonnage and grade kilograms of high-quality products.

Twisun is committed to technical innovation and new drug development, and also to provide customers with comprehensive,
efficient, professional chemical outsourcing services.

Twisun have 60 employees, including 30 years experience of research and development experts. The professional research
team and the development of specific projects were headed by professor of the Nanjing University (NJU), and Dr. of the
Chinese Academy of Sciences Shanghai Organic Chemistry (SIOC).

Twisun has NMR, HPLC, LC-MS, GC-MS detection equipment, for the provision of professional customers'products and
services provide an effective guarantee.

Products

1378388-16-9 (2S,4S)-1-(tert-butoxycarbonyl)-4-(MethoxyMethyl)pyrrolidine-2-carboxylic acid 1335316-40-9 (2S,5S)-1-((methoxycarbonyl)-L-valyl)-5-methylpyrrolidine-2-carboxylic acid
1378390-29-4 3-(2-bromoacetyl)-10,11-dihydro-5H-Benzo[d]naphtho[2,3-b]pyran-8(9H)-one 1378391-45-7 Velpatasvir intermediate
1007882-23-6 1-Pyrrolidinecarboxylic acid, 2,2'-([1,1'-biphenyl]-4,4'-diyldi-1H-iMidazole-5,2-diyl)bis-, 1,1'-bis(1,1-diMethylethyl) ester, (2S,2'S)- 1009119-83-8 1H-IMidazole, 5,5'-[1,1'-biphenyl]-4,4'-diylbis[2-(2S)-2-pyrrolidinyl-, hydrochloride (1:4)
1425038-19-2 (S)-3,3-dimethyl-2-((((1R,2R)-2-(pent-4-yn-1-yl)cyclopropoxy)carbonyl)amino)butanoic acid 1028252-16-5 (1R,2S)-1-amino-N-(cyclopropylsulfonyl)-2-vinylcyclopropane-1-carboxamide 4-toulenesulfonate
1425038-20-5 methyl (2S,4R)-4-((3-chloro-7-methoxyquinoxalin-2-yl)oxy)-2-(methoxycarbonyl)pyrrolidinium methanesulfonate 1425038-23-8 methyl (33R,35S,91R,92R,5S,Z)-5-(tert-butyl)-17-methoxy-4,7-dioxo-2,8-dioxa-6-aza-1(2,3)-quinoxalina-3(3,1)-pyrrolidina-9(1,2)-cyclopropanacyclotetradecaphan-12-yne-35-carboxylate
1206524-84-6 methyl (33R,35S,91R,92R,5S)-5-(tert-butyl)-17-methoxy-4,7-dioxo-2,8-dioxa-6-aza-1(2,3)-quinoxalina-3(3,1)-pyrrolidina-9(1,2)-cyclopropanacyclotetradecaphane-35-carboxylate 1350462-55-3 (33R,35S,91R,92R,5S)-5-(tert-butyl)-N-((1R,2S)-1-((cyclopropylsulfonyl)carbamoyl)-2-vinylcyclopropyl)-17-methoxy-4,7-dioxo-2,8-dioxa-6-aza-1(2,3)-quinoxalina-3(3,1)-pyrrolidina-9(1,2)-cyclopropanacyclotetradecaphane-35-carboxamide Hydrate
1377049-84-7 GS-5816 Velpatasvir 1377049-84-7 274693-27-5 Ticagrelor CAS 274693-27-5 and its intermediates
211915-06-9 Dabigatran Etexilate CAS 211915-06-9 and Its Intermediates 150322-43-3 Prasugrel CAS 150322-43-3 and its intermediates
366789-02-8 Rivaroxaban CAS 366789-02-8 and Its Intermediates 361442-04-8 Saxagliptin CAS 361442-04-8 and Its Intermediates
144598-75-4 Paliperidone CAS 144598-75-4 and Its Intermediates 106266-06-2 Risperidone CAS 106266-06-2 and Its Intermediates
231277-92-2 Lapatinib CAS 231277-92-2 and Its Intermediates 184475-35-2 Gefitinib CAS 184475-35-2 and Its Intermediates
641571-10-0 Nilotinib CAS 641571-10-0 and Its Intermediates 429659-01-8 Dabigatran Intermediates CAS No.: 429659-01-8

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MSDS

MSDS are normally produced by the manufacturer of the product. So any customer can get the MSDS from the manufacturer/supplier of the product. Some universities and businesses have a collection somewhere on their website. We will give some internet-sources MSDS contain information on the properties of chemicals. Mainly they contain basic information to insure the safety and health of the user at all stages of its manufacture, storage, use and disposal.

MSDS Documents

SourcesDocuments

- 1.
- Fisher Scientific
  fscimage.fishersci.com/msds/20060.htm
- 2.
- Fisher Scientific
  fscimage.fishersci.com/msds/31139.htm
- 3.
- Science Lab
  www.sciencelab.com/msds.php?msdsId=9923459
- 4.
- Plexus
  www.wilsonart.co.uk/technical/MSDS%20Plexus%20Activator.pdf
- 5.
- Sigma-Aldrich
  www.sigmaaldrich.com
- 6.
- Sigma-Aldrich
  www.sigmaaldrich.com

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MSDS

MSDS Documents