C.I.颜料红53

Description

C.I. Pigment Red 53 · CAS 2092-56-0 · C17H12ClN2NaO4S. UNII LD7P3TL2DQ. Color Additive Status: 81.10; Color Additive Status: 81.30.

Identification

CAS Registry Number	2092-56-0
PubChem CID	135565346
Molecular formula	C17H12ClN2NaO4S
IUPAC name	sodium 5-chloro-2-[(2-hydroxynaphthalen-1-yl)diazenyl]-4-methylbenzenesulfonate
UNII (FDA)	LD7P3TL2DQ

Computed Descriptors

Molecular Weight	398.8
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	6
Rotatable Bond Count	3
Exact Mass	398.0104000
Monoisotopic Mass	398.0104000
Topological Polar Surface Area	111
Heavy Atom Count	26
Formal Charge	0
Complexity	600

Physical & Chemical Properties

Color Additive Status	81.10
Color Additive Status	81.30

Physical description & handling notes

• D&C Red No. 8
• None
• formerly Drugs, Cosmetics

Documented Uses

• Benzenesulfonic acid, 5-chloro-2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-4-methyl-, sodium salt (1:1): ACTIVE

Synonyms

D&C Red No. 8; Bronze Orange; Toning Orange; Red For Lake C Toner; Irgalite Red C; Lithosol Red C; Lutetia Red C; Monolite Red CN; Resamine Red GB; Segnale Red C; Vulcan Red LCN; D and C Red No. 8; Lithosol Red CLM; Lake Red CY; Sico Lake Red CU; Bronze Orange Toner

Frequently Asked Questions

What are the CAS number and molecular formula of C.I. Pigment Red 53?

CAS 2092-56-0; molecular formula C17H12ClN2NaO4S; molecular weight — g/mol.

What other names is C.I. Pigment Red 53 known by?

D&C Red No. 8, Bronze Orange, Toning Orange, Red For Lake C Toner, Irgalite Red C, Lithosol Red C.

What are the key physical properties of C.I. Pigment Red 53?

Color Additive Status: 81.10; Color Additive Status: 81.30.

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.