Pigment Red 12 (CAS 6410-32-8) — formula C25H20N4O4, molecular weight 440.4; category dyes and pigments.
Pigment Red 12 (CAS 6410-32-8) is a chemical raw material in the dyes and pigments category. Its molecular formula C25H20N4O4 comprises 25 C, 20 H, 4 N, 4 O atoms. Its molecular weight is about 440.4. Reported physicochemical data: LogP about 6.5. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 6410-32-8 |
|---|---|
| Molecular Formula | C25H20N4O4 |
| Molecular Weight | 440.4 |
| LogP | 6.5 |
| Applications | 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%, 2-Naphthalenecarboxamide, 3-hydroxy-4-[2-(2-methyl-4-nitrophenyl)diazenyl]-N-(2-methylphenyl)-: ACTIVE |
| Category | Dyes & Pigments |
Documented applications: 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%, 2-Naphthalenecarboxamide, 3-hydroxy-4-[2-(2-methyl-4-nitrophenyl)diazenyl]-N-(2-methylphenyl)-: ACTIVE.
Pigment Red 12 is a colorant or pigment compound with CAS registry number 6410-32-8 and molecular formula C25H20N4O4 (molecular weight 440.4), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 6410-32-8
Its molecular formula C25H20N4O4 comprises 25 C, 20 H, 4 N, 4 O atoms.
Also known as: Pigment Red 12 · 颜料红12
Category: dyes and pigments
The CAS registry number of Pigment Red 12 is 6410-32-8.
Molecular formula C25H20N4O4, molecular weight 440.4.
It is also registered under: Pigment Red 12, 颜料红12.
Recorded applications: 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%, 2-Naphthalenecarboxamide, 3-hydroxy-4-[2-(2-methyl-4-nitrophenyl)diazenyl]-N-(2-methylphenyl)-: ACTIVE.
Category: Dyes & Pigments.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Pigment Red 12 (CAS 6410-32-8), compiled from public chemistry databases.
| CAS Registry Number | 6410-32-8 |
|---|---|
| PubChem CID | 80857 |
| Molecular formula | C25H20N4O4 |
| IUPAC name | 3-hydroxy-4-[(2-methyl-4-nitrophenyl)diazenyl]-N-(2-methylphenyl)naphthalene-2-carboxamide |
| UNII (FDA) | NBU8SDR4UU |
| Molecular Weight | 440.4 |
|---|---|
| XLogP3 | 6.5 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 4 |
| Exact Mass | 440.14845513 |
| Monoisotopic Mass | 440.14845513 |
| Topological Polar Surface Area | 120 |
| Heavy Atom Count | 33 |
2-Naphthalenecarboxamide, 3-hydroxy-4-[(2-methyl-4-nitrophenyl)azo]-N-(2-methylphenyl)-; DTXSID0064333; 3-Hydroxy-4-[(2-methyl-4-nitrophenyl)azo]-N-(o-tolyl)naphthalene-2-carboxamide; 3-Hydroxy-4-((2-methyl-4-nitrophenyl)azo)-N-(o-tolyl)naphthalene-2-carboxamide; 2-Naphthalenecarboxamide, 3-hydroxy-4-((2-methyl-4-nitrophenyl)azo)-N-(2-methylphenyl)-; RefChem:502387; DTXCID6044220; 2-Naphthalenecarboxamide, 3-hydroxy-4-(2-methyl-4-nitrophenyl)azo-N-(2-methylphenyl)-; 229-102-5; 6410-32-8; MFCD00517198; 3-hydroxy-4-[(2-methyl-4-nitrophenyl)diazenyl]-N-(2-methylphenyl)naphthalene-2-carboxamide; EINECS 229-102-5; 2-Naphthalenecarboxamide, 3-hydroxy-4-(2-(2-methyl-4-nitrophenyl)diazenyl)-N-(2-methylphenyl)-; C25H20N4O4; 2-Naphthalenecarboxamide, 3-hydroxy-4-[2-(2-methyl-4-nitrophenyl)diazenyl]-N-(2-methylphenyl)-
| GHS notification summary | 97.9% (92 / 94) |
|---|
| GHS notification summary | 97.9% (92 / 94) |
|---|
This chemical does not meet GHS hazard criteria for 97.9% (92 of 94) of all reports.
Reported as not meeting GHS hazard criteria by 92 of 94 companies (only 2.1% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
Pigment Red 12 · CAS 6410-32-8 · C25H20N4O4. UNII NBU8SDR4UU.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 颜料红12