Direct Grey D (CAS 2945-96-2) — formula C24H21N6NaO5S, molecular weight 528.5; category organic chemicals.
Direct Grey D (CAS 2945-96-2) is a chemical raw material in the organic chemicals category. Its molecular formula C24H21N6NaO5S comprises 24 C, 21 H, 6 N, 1 Na, 5 O, 1 S atoms. Its molecular weight is about 528.5. 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 | 2945-96-2 |
|---|---|
| Molecular Formula | C24H21N6NaO5S |
| Molecular Weight | 528.5 |
| Applications | 2-Naphthalenesulfonic acid, 6-amino-3-[2--2-methoxy-5-methylphenyl]diazenyl]-4-hydroxy, sodium salt (1:1): ACTIVE |
| Category | Organic Chemicals |
Documented applications: 2-Naphthalenesulfonic acid, 6-amino-3-[2--2-methoxy-5-methylphenyl]diazenyl]-4-hydroxy, sodium salt (1:1): ACTIVE.
Direct Grey D is a carbon-based organic compound with CAS registry number 2945-96-2 and molecular formula C24H21N6NaO5S (molecular weight 528.5), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 2945-96-2
Its molecular formula C24H21N6NaO5S comprises 24 C, 21 H, 6 N, 1 Na, 5 O, 1 S atoms.
Also known as: Direct Grey D · 直接黑17;直接灰D;直接黑 D;直接绸灰;直接大刀灰;C.I.直接黑17
Category: organic chemicals
The CAS registry number of Direct Grey D is 2945-96-2.
Molecular formula C24H21N6NaO5S, molecular weight 528.5.
It is also registered under: Direct Grey D, 直接黑17;直接灰D;直接黑 D;直接绸灰;直接大刀灰;C.I.直接黑17.
Recorded applications: 2-Naphthalenesulfonic acid, 6-amino-3-[2--2-methoxy-5-methylphenyl]diazenyl]-4-hydroxy, sodium salt (1:1): ACTIVE.
Category: Organic Chemicals.
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 Direct Grey D (CAS 2945-96-2), compiled from public chemistry databases.
| CAS Number | 2945-96-2 |
|---|---|
| PubChem CID | 135570814 |
| Molecular Formula | C24H21N6NaO5S |
| IUPAC Name | sodium 6-amino-3-[[4-[(4-aminophenyl)diazenyl]-2-methoxy-5-methylphenyl]diazenyl]-4-hydroxynaphthalene-2-sulfonate |
| Molecular Weight | 528.5 |
|---|---|
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 11 |
| Rotatable Bond Count | 6 |
| Exact Mass | 528.11918325 |
| Monoisotopic Mass | 528.11918325 |
| Topological Polar Surface Area | 197 |
| Heavy Atom Count | 37 |
DTXSID90883541; Sodium 6-amino-3-((4-((4-aminophenyl)azo)-4-methoxy-m-tolyl)azo)-4-hydroxynaphthalene-2-sulphonate; Sodium 6-amino-3-[[4-[(4-aminophenyl)azo]-4-methoxy-m-tolyl]azo]-4-hydroxynaphthalene-2-sulphonate; RefChem:476832; DTXCID301023064; 220-955-9; C.I. Direct Black 17; 2945-96-2; Direct Black 17; Direct Grey D; Giuba Black D; Carbide Black D; Diazo Fast Black D; Phenazo Black D; Zambesi Black D; Azogen Black D
| GHS notifications | 0.1% (1 / 2008) |
|---|
| GHS notifications | 0.1% (1 / 2008) |
|---|---|
| Notified hazard statements | H302, H412 |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.