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CAS 121521-90-2

CAS 121521-90-2 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Chemical identity and properties

PubChem 2D chemical structure for CAS 121521-90-2
CAS 121521-90-2PubChem CID 6451084

Salvianolic Acid B

Salvianolic acid B is a member of the class of 1-benzofurans that is an antioxidant and free radical scavenging compound extracted from S. miltiorrhiza. It has a role as an antioxidant, an antidepressant, a hypoglycemic agent, an antineoplastic agent, a hepatoprotective agent, an osteogenesis regulator, a neuroprotective agent, an anti-inflammatory agent, an apoptosis inducer, a plant metabolite, a cardioprotective agent and an autophagy inhibitor. It is a polyphenol, a member of catechols, a dicarboxylic acid, a member of 1-benzofurans and an enoate ester. ChEBI

IUPAC name
(2R)-2-[(E)-3-[(2S,3S)-3-[(1R)-1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl-2-(3,4-dihydroxyphenyl)-7-hydroxy-2,3-dihydro-1-benzofuran-4-yl]prop-2-enoyl]oxy-3-(3,4-dihydroxyphenyl)propanoic acid
Molecular formula
C36H30O16
Molecular weight
718.6 g/mol
Exact mass
718.15338487 Da
XLogP3
4.0
Topological polar surface area
278.0 Ų
Hydrogen-bond donors
9
Hydrogen-bond acceptors
16
Covalent units
1
Defined stereocentres
4

Also known as

Lithospermic acid BDanfensuan BDan Shen Suan BMonardic acid BC1GQ844199CHEBI:134301ZINC-49538628RefChem:48698
16 more reported names
C36H30O16tanshinoate BSalBUNII-C1GQ844199Salvianolic acid B?Salvianolic acid B CRSSalvianolic acid B (Standard)HY-N1362RGLXC-19121HY-N1362SALVIANOLIC ACID B [USP-RS]SALVIANOLIC ACID B [WHO-DD]CCG-270402CS-5615EBC-457048Salvianolic acid B, >=94% (HPLC)
External database identifiers

Evidence from additional scientific databases

NIH PubChem PUG-View
Exact identifier match6451084

Attributed physical-property, hazard, environmental and use annotations.

Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record

Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.

Additional source coverage and match status
SourceResultChecked
NIH PubChem PUG-ViewExact match2026-08-31

A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 121521-90-2

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No records found for this CAS number.

How CAS 121521-90-2 is used on this site

CAS 121521-90-2 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 121521-90-2 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.