Home > Offer to Sell > Pharmaceuticals and Biochemicals > Herbal Plant Extract > levodopa, Mucuna pruriens extract
levodopa, Mucuna pruriens extract
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| Post Date: | Nov 26,2013 |
| Expiry Date: | Nov 26,2014 |
| Detailed Description: |
Cas No. :59-92-7
Specs:More than 99% Levodopa Plant origin: the seeds of Mucuna pruriens, var.utilis Chemical name: 3-hydroxy-L-tyrosine, Alias：dihydroxy phenylalanine Molecular formula: C9H11NO4 Molecular weight: 197.19 CAS number: 59-92-7 Specification: More than 99%,Comply with the current version of the United States Pharmacopoeia and the Chinese Pharmacopoeia requirements. Properties: white or almost white crystalline powder. Soluble in diluted acid, slightly soluble in water, insoluble in ethanol and chloroform. Odorless, tasteless, black in the air. Melting point: 285.5 centigrade degree (decomposition); Specific rotation: -11.7 degree (C = 5.3,1 NHCl) Effect and treat symptoms: antiparkinsonian drugs. Effect through the blood-brain barrier into the brain tissue and decarboxylation by dopa decarboxylase into dopamine. Used for essential tremor paralysis and non-drug-induced parkinsonism syndrome. Product particularity: Low residues of tyrosine and other impurities. |
| CAS Registry Number: | 59-92-7 |
| Synonyms: | ;L-3-(3,4-Dihydroxyphenyl)alanine;Levodopa;L-DOPA 3,4-L-Dihydroxyphenylalanine;3-Hydroxy-L-tyrosine;H-Tyr(3-OH)-OH;L-3-Hydroxytyrosine; |
| Molecular Formula: | C9H11NO4 |
| Molecular Weight: | 197.1879 |
| Molecular Structure: | 
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| Hazard Symbols: |  Xn:Harmful; |
| Risk Codes: | R22:; |
| Safety Description: | S24/25:; |
| Company: | Hunan Zhengdi Biological Resources Development Co. Ltd [ China ] |
| Contact: | Adela Lee |
| Tel: | +86-731-85455960 |
| Fax: | |
| Email: | sales@hnzhengdi.com |
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