颜料黄-65

Description

PIGMENT YELLOW-65 · CAS 6528-34-3 · C18H18N4O6. UNII PKZ8989NC5.

Identification

CAS Registry Number	6528-34-3
PubChem CID	110892
Molecular formula	C18H18N4O6
IUPAC name	2-[(4-methoxy-2-nitrophenyl)diazenyl]-N-(2-methoxyphenyl)-3-oxobutanamide
UNII (FDA)	PKZ8989NC5

Computed Descriptors

Molecular Weight	386.4
XLogP3	3.3
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	8
Rotatable Bond Count	7
Exact Mass	386.12263431
Monoisotopic Mass	386.12263431
Topological Polar Surface Area	135
Heavy Atom Count	28
Formal Charge	0

Physical description & handling notes

• Dry Powder; CBI

Regulatory Status

GHS notification summary	86.8% (367 / 423)

GHS Hazard Classification

GHS notification summary	86.8% (367 / 423)
Reported hazard statements	H411 (13.2%)

Documented Uses

• Substance listed with specific concentration in tattoo ink and/or permanent make up according to EU Commission Regulation 2020/2081. The concentration limit (by weight) is 0.1%.
• 2023: 10,000,000 - <50,000,000 lb
• 2022: 10,000,000 - <50,000,000 lb
• 2021: 10,000,000 - <50,000,000 lb
• 2020: 10,000,000 - <50,000,000 lb
• Paint and Coating Manufacturing

Synonyms

EINECS 229-419-9; DTXSID0052336; EC 229-419-9; Butanamide, 2-((4-methoxy-2-nitrophenyl)azo)-N-(2-methoxyphenyl)-3-oxo-; 2-((4-Methoxy-2-nitrophenyl)azo)-o-acetoacetanisidide; Butanamide, 2-[(4-methoxy-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxo-; Butanamide, 2-(2-(4-methoxy-2-nitrophenyl)diazenyl)-N-(2-methoxyphenyl)-3-oxo-; 2-((4-Methoxy-2-nitrophenyl)azo)-N-(2-methoxyphenyl)-3-oxobutyramide; 2-[(4-methoxy-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide; Butanamide, 2-[2-(4-methoxy-2-nitrophenyl)diazenyl]-N-(2-methoxyphenyl)-3-oxo-; RefChem:570646; DTXCID0030908; Butanamide, 2-(4-methoxy-2-nitrophenyl)azo-N-(2-methoxyphenyl)-3-oxo-; 229-419-9; 6528-34-3; Permanent Yellow Rn

Frequently Asked Questions

What are the CAS number and molecular formula of PIGMENT YELLOW-65?

CAS 6528-34-3; molecular formula C18H18N4O6; molecular weight — g/mol.

What other names is PIGMENT YELLOW-65 known by?

EINECS 229-419-9, DTXSID0052336, EC 229-419-9, Butanamide, 2-((4-methoxy-2-nitrophenyl)azo)-N-(2-methoxyphenyl)-3-oxo-, 2-((4-Methoxy-2-nitrophenyl)azo)-o-acetoacetanisidide, Butanamide, 2-[(4-methoxy-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxo-.

Is PIGMENT YELLOW-65 classified as hazardous?

86.8% of GHS notifications report no hazard classification (367 of 423).

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.