Pigment Red 21 (CAS No. 6410-26-0) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Dyes & Pigments. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Dyes & Pigments
COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.
The CAS number of Pigment Red 21 is 6410-26-0.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Dyes & Pigments.
Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..
Pigment Red 21 · CAS 6410-26-0 · C23H16ClN3O2. UNII NS00047512.
| CAS Registry Number | 6410-26-0 |
|---|---|
| PubChem CID | 80854 |
| Molecular formula | C23H16ClN3O2 |
| IUPAC name | 4-[(2-chlorophenyl)diazenyl]-3-hydroxy-N-phenylnaphthalene-2-carboxamide |
| UNII (FDA) | NS00047512 |
| Molecular Weight | 401.8 |
|---|---|
| XLogP3 | 6.6 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 401.0931045 |
| Monoisotopic Mass | 401.0931045 |
| Topological Polar Surface Area | 74.1 |
| Heavy Atom Count | 29 |
| Formal Charge | 0 |
| GHS notification summary | 100% (30 / 30) |
|---|
| GHS notification summary | 100% (30 / 30) |
|---|
This chemical does not meet GHS hazard criteria for 100% (30 of 30) of all reports.
Reported as not meeting GHS hazard criteria by 30 of 30 companies. For more detailed information, please visit ECHA C&L website.
EINECS 229-096-4; 2-Naphthalenecarboxamide, 4-[(2-chlorophenyl)azo]-3-hydroxy-N-phenyl-; DTXSID6064329; 2-Naphthalenecarboxamide, 4-(2-(2-chlorophenyl)diazenyl)-3-hydroxy-N-phenyl-; 2-Naphthalenecarboxamide, 4-((2-chlorophenyl)azo)-3-hydroxy-N-phenyl-; 4-((2-Chlorophenyl)azo)-3-hydroxy-N-phenylnaphthalene-2-carboxamide; 4-[(2-chlorophenyl)azo]-3-hydroxy-N-phenylnaphthalene-2-carboxamide; 2-Naphthalenecarboxamide, 4-[2-(2-chlorophenyl)diazenyl]-3-hydroxy-N-phenyl-; RefChem:508976; DTXCID2044216; 229-096-4; 6410-26-0; 4-((2-Chlorophenyl)diazenyl)-3-hydroxy-N-phenyl-2-naphthamide; 4-[(2-chlorophenyl)diazenyl]-3-hydroxy-N-phenylnaphthalene-2-carboxamide; 2-Naphthalenecarboxamide,4-[(2-chlorophenyl)azo]-3-hydroxy-N-phenyl-; 4-[2-(2-Chlorophenyl)diazenyl]-3-hydroxy-N-phenyl-2-naphthalenecarboxamide
CAS 6410-26-0; molecular formula C23H16ClN3O2; molecular weight — g/mol.
EINECS 229-096-4, 2-Naphthalenecarboxamide, 4-[(2-chlorophenyl)azo]-3-hydroxy-N-phenyl-, DTXSID6064329, 2-Naphthalenecarboxamide, 4-(2-(2-chlorophenyl)diazenyl)-3-hydroxy-N-phenyl-, 2-Naphthalenecarboxamide, 4-((2-chlorophenyl)azo)-3-hydroxy-N-phenyl-, 4-((2-Chlorophenyl)azo)-3-hydroxy-N-phenylnaphthalene-2-carboxamide.
100% of GHS notifications report no hazard classification (30 of 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.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.