酸性黑31

Description

Acid Black 31 · CAS 6222-55-5 · C23H17N4NaO7S. UNII NS00044268.

Identification

CAS Registry Number	6222-55-5
PubChem CID	135750076
Molecular formula	C23H17N4NaO7S
IUPAC name	sodium 6-anilino-4-hydroxy-5-[(2-methoxy-4-nitrophenyl)diazenyl]naphthalene-2-sulfonate
UNII (FDA)	NS00044268

Computed Descriptors

Molecular Weight	516.5
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	10
Rotatable Bond Count	5
Exact Mass	516.07156435
Monoisotopic Mass	516.07156435
Topological Polar Surface Area	178
Heavy Atom Count	36
Formal Charge	0
Complexity	842

Synonyms

6222-55-5; EINECS 228-304-0; Sodium 4-hydroxy-5-((2-methoxy-4-nitrophenyl)azo)-6-(phenylamino)naphthalene-2-sulphonate; C.I. Acid Black 31, monosodium salt; SCHEMBL29501253; DTXSID201371993; AKOS024429619; NS00044268; Sodium 4-hydroxy-5-((2-methoxy-4-nitrophenyl)diazenyl)-6-(phenylamino)naphthalene-2-sulfonate

Frequently Asked Questions

What are the CAS number and molecular formula of Acid Black 31?

CAS 6222-55-5; molecular formula C23H17N4NaO7S; molecular weight — g/mol.

What other names is Acid Black 31 known by?

6222-55-5, EINECS 228-304-0, Sodium 4-hydroxy-5-((2-methoxy-4-nitrophenyl)azo)-6-(phenylamino)naphthalene-2-sulphonate, C.I. Acid Black 31, monosodium salt, SCHEMBL29501253, DTXSID201371993.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.