Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Documentation status
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
Identity
CAS Number
1113-41-3
Chemical name
L-Penicillamine
Molecular formula
C5H11NO2S
Molecular weight
149.21 g/mol
Synonyms
3-Mercapto-L-valine; 3-sulfanyl-L-valine; L-(+)-beta-Mercaptovaline; (+)-penicillamine; L-Pen; Valine, 3-mercapto-, L-; CCRIS 2902; Penicillamine, (+)-; r-penicillamine; 4-04-00-03228 (Beilstein Handbook Reference); l-3-Mercaptovaline; H-Pen-OH
InChIKey
VVNCNSJFMMFHPL-GSVOUGTGSA-N
PubChem CID
92863
Hazard / GHS Reference
No GHS reference data is available in the current MolGraph catalog record.
Handling & PPE
Handling and PPE reference fields are not available in the current MolGraph catalog record.
First Aid / Accidental Release
First aid and accidental release reference fields are not available in the current MolGraph catalog record.
Firefighting / Stability
Firefighting and stability reference fields are not available in the current MolGraph catalog record.
Physical and Chemical Reference
Appearance
White to off-white powder or crystals
Catalog reference value; verify against supplier SDS before use.
Transport / Shipment Review
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.
- Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.