- Package
- 10 g
- Purity
- 97%
- Price
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- Delivery
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CAS Number: 921-01-7
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CAS Number
921-01-7
PubChem CID
92851
Molecular Formula
C3H7NO2S
Molecular Weight
121.16 g/mol
Exact Mass
121.01975
InChIKey
XUJNEKJLAYXESH-UWTATZPHSA-N
IUPAC Name
(2S)-2-amino-3-sulfanylpropanoic acid
SMILES String
C([C@H](C(=O)O)N)S
No physical property values available.
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
D-Cysteine (CAS 921-01-7) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C3H7NO2S and molecular weight 121. 16 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for research-stage medicinal chemistry and intermediate synthesis workflows.
Documentation needs
COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.
ChEMBL reports experimental activity evidence for: Microtubule-associated protein tau (Homo sapiens) — 2 assays; Serine palmitoyltransferase (Sphingomonas paucimobilis) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.
Microtubule-associated protein tau
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 4.85
Experimental evidence source: ChEMBL
Serine palmitoyltransferase
Sphingomonas paucimobilis · SINGLE PROTEIN · 2 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
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Preliminary Safety Reference
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Safety Reference / SDS RequestCatalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
D-Cysteine is identified by CAS 921-01-7, with molecular formula C3H7NO2S, molecular weight 121.16, InChIKey XUJNEKJLAYXESH-UWTATZPHSA-N.
ChEMBL contains qualifying experimental assay evidence associated with Microtubule-associated protein tau, Serine palmitoyltransferase. These records do not establish therapeutic efficacy or clinical use.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
Availability, pack size, lead time, and pricing are confirmed through RFQ.
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