Introduce

Established in 2002, Nanjing Clasien Pharmaceutical & Chemical Co., Ltd. is a modern hi-tech enterprise, enjoying good location for it is located in Nanjing city. Now, Clasien is a hi-tech stock enterprise specializing in the research, development, products and trade of pharmaceutical intermediates and fine chemicals such as anti-AIDS drugs, antineoplastic medicines and medicines of stopping smoking. Boasting 2 R&D centers and one production base, Clasien is a provider of new chemicals from kilogram-level and hundred-kilogram-level to ton-level.

Clasien is an innovation-driven company. Taking the advantages of Clasien on HR and sales network, Clasien is doing its best to offer quality products and excellent service for meeting demands of clients all over the world: to achieve this goal, we adopts the latest producing methods and equipment, modern management system, and establish leading inspection facilities and complete QA system; we take “high standard, high technology, high quality” as the tenet of our actions.

Clasien sincerely welcomes your business and cooperation; let’s work hard for creating a bright future together!

Products

1392102-38-3 (6S)-3,10-Dibromo-6-phenyl-6H-indolo[1,2-c][1,3]benzoxazine 1585969-24-9 (R)-2-(1-amino-2-(2,5-dibromophenyl)ethyl)-5-bromophenol
1954693-13-0 5-bromo-2-(5-bromoindolin-2-yl)phenol 35761-26-3 (S)-3-Amino-2-(benzyloxycarbonylamino)-propanoic acid
22150-76-1 6-Biopterin 69056-38-8 (6R)-5,6,7,8-TETRAHYDRO-L-BIOPTERIN DIHYDROCHLORIDE
533-67-5 2-Deoxy-D-ribose 38216-72-7 ?1-(tert-Butyl)piperazine
13039-56-0 5-Deoxy-L-arabinose 146796-02-3 ?2,3-dihydrothieno[3,4-b][1,4]dioxin-3-ylmethanol
98760-08-8 (2R,3S)-3-(tert-Butoxycarbonyl)amino-1,2-epoxy-4-phenylbutane 198904-84-6 tert-Butyl [[4-(2-pyridinyl)phenyl]methylene]hydrazinecarboxylate
162536-40-5 (2R,3S)-3-(tert-Butoxycarbonylamino)-1-chloro-2-hydroxy-4-phenylbutane 229975-97-7 Atazanavir sulfate
198904-85-7 Hydrazinecarboxylic acid, 2-[[4-(2-pyridinyl)phenyl]methyl]-, 1,1-dimethylethyl ester 20859-02-3 L-tert-Leucine
198904-31-3 2,5,6,10,13-Pentaazatetradecanedioicacid,3,12-bis(1,1-dimethylethyl)-8-hydroxy-4,11-dioxo-9-(phenylmethyl)-6-[[4-(2-pyridinyl)phenyl]methyl]-,1,14-dimethyl ester, (3S,8S,9S,12S)- 127406-56-8 4-(2-Pyridinyl)benzaldehyde
198904-87-9 Des-N-(methoxycarbonyl)-L-tert-leucine Atazanavir Trihydrochloride 206361-99-1 Darunavir
191226-98-9 Carbamic acid,N-[(1S,2R)-2-hydroxy-3-[(2-methylpropyl)[(4-nitrophenyl)sulfonyl]amino]-1-(phenylmethyl)propyl]-,1,1-dimethylethyl ester 169280-56-2 Benzenesulfonamide,4-amino-N-[(2R,3S)-3-amino-2-hydroxy-4-phenylbutyl]-N-(2-methylpropyl)-
501921-30-8 Furo[3,4-b]furan-2(3H)-one,tetrahydro-4-methoxy-, (3aS,6aR)- 866594-60-7 (3aS,4S,6aR)-4-methoxytetrahydrofuro[3,4-b]furan-2(3H)-one

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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.
- Mp
  csims.clas.gvsu.edu/EHS_Database/MSDSFolder/93-44-7.pdf
- 2.
- Sigma-Aldrich
  www.sigmaaldrich.com
- 3.
- Acros Organics
  www.acros.com
- 4.
- Fisher Scientific
  fscimage.fishersci.com/msds/39778.htm
- 5.
- Sigma-Aldrich
  www.sigmaaldrich.com
- 6.
- Sigma-Aldrich
  www.sigmaaldrich.com

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Company Information

Introduce

Products

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MSDS

MSDS Documents