CAS 1 record

CAS 313-67-7

CAS 313-67-7 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

Chemical identity and properties

PubChem 2D chemical structure for CAS 313-67-7
CAS 313-67-7PubChem CID 2236

Aristolochic Acid

Aristolochic acid A is an aristolochic acid that is phenanthrene-1-carboxylic acid that is substituted by a methylenedioxy group at the 3,4 positions, by a methoxy group at position 8, and by a nitro group at position 10. It is the most abundant of the aristolochic acids and is found in almost all Aristolochia (birthworts or pipevines) species. It has been tried in a number of treatments for inflammatory disorders, mainly in Chinese and folk medicine. However, there is concern over their use as aristolochic acid is both carcinogenic and nephrotoxic. It has a role as a metabolite, a mutagen, a carcinogenic agent and a nephrotoxin. It is a member of aristolochic acids, a monocarboxylic acid, an aromatic ether, a C-nitro compound, an organic heterotetracyclic compound and a cyclic acetal. ChEBI

IUPAC name
8-methoxy-6-nitronaphtho[2,1-g][1,3]benzodioxole-5-carboxylic acid
Molecular formula
C17H11NO7
Molecular weight
341.27 g/mol
Exact mass
341.05355169 Da
XLogP3
3.6
Topological polar surface area
111.0 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
7
Covalent units
1
Defined stereocentres
0

Also known as

Aristolochic acid AAristolochic acid IAristolochinTardolytAristolochic acid-IARISTOLOCHINETR 1736NSC-50413
16 more reported names
8-Methoxy-6-nitrophenanthro[3,4-d][1,3]dioxole-5-carboxylic acid8-Methoxy-3,4-methylenedioxy-10-nitrophenanthrene-1-carboxylic acid3,4-Methylenedioxy-8-methoxy-10-nitro-1-phenanthrenecarboxylic acidCHEBI:28258-Methoxy-6-nitrophenanthol (3,4-d) 1,3-dioxole-5-carboxylic acidNSC-11926TR-1736Phenanthro(3,4-d)-1,3-dioxole-5-carboxylic acid, 8-methoxy-6-nitro-Phenanthro[3,4-d]-1,3-dioxole-5-carboxylic acid, 8-methoxy-6-nitro-8-methoxy-6-nitrophenanthro(3,4-d)-1,3-dioxole-5-carboxylic acid8-methoxy-6-nitronaphtho(2,1-g)(1,3)benzodioxole-5-carboxylic acid8-methoxy-6-nitrophenanthro(3,4-d)(1,3)dioxole-5-carboxylic acidRefChem:28223206-238-36-methoxy-9-nitro-14,16-dioxatetracyclo(8.7.0.02,7.013,17)heptadeca-1,3,5,7,9,11,13(17)-heptaene-11-carboxylic acidBirthwort
External database identifiers

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 313-67-7

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How CAS 313-67-7 is used on this site

CAS 313-67-7 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares 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 313-67-7 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.