Dark Green A (CAS 3626-28-6) — formula C34H23N7Na2O8S2, molecular weight 767.7; category organic chemicals.
Dark Green A (CAS 3626-28-6) is a chemical raw material in the organic chemicals category. Its molecular formula C34H23N7Na2O8S2 comprises 34 C, 23 H, 7 N, 2 Na, 8 O, 2 S atoms. Its molecular weight is about 767.7. 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 | 3626-28-6 |
|---|---|
| Molecular Formula | C34H23N7Na2O8S2 |
| Molecular Weight | 767.7 |
| Applications | dye for cellulose, silk, nylon, leather, paper, aqueous inks |
| Category | Organic Chemicals |
Documented applications: dye for cellulose, silk, nylon, leather, paper, aqueous inks.
Dark Green A is a carbon-based organic compound with CAS registry number 3626-28-6 and molecular formula C34H23N7Na2O8S2 (molecular weight 767.7), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 3626-28-6
Its molecular formula C34H23N7Na2O8S2 comprises 34 C, 23 H, 7 N, 2 Na, 8 O, 2 S atoms.
Also known as: Dark Green A · 深绿A · disodium 4-amino-5-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]-6-(phenylazo)naphthalene-2,7-disulphonate
Category: organic chemicals
The CAS registry number of Dark Green A is 3626-28-6.
Molecular formula C34H23N7Na2O8S2, molecular weight 767.7.
It is also registered under: Dark Green A, 深绿A, disodium 4-amino-5-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]-6-(phenylazo)naphthalene-2,7-disulphonate.
Recorded applications: dye for cellulose, silk, nylon, leather, paper, aqueous inks.
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 Dark Green A (CAS 3626-28-6), compiled from public chemistry databases.
| CAS Number | 3626-28-6 |
|---|---|
| PubChem CID | 135506439 |
| Molecular Formula | C34H23N7Na2O8S2 |
| IUPAC Name | disodium;4-amino-5-hydroxy-3-[[4-[4-[(4-hydroxyphenyl)diazenyl]phenyl]phenyl]diazenyl]-6-phenyldiazenylnaphthalene-2,7-disulfonate |
| UNII (FDA) | 1NKK0HI483 |
| Molecular Weight | 767.7 |
|---|---|
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 15 |
| Rotatable Bond Count | 7 |
| Exact Mass | 767.08449163 |
| Monoisotopic Mass | 767.08449163 |
| Topological Polar Surface Area | 272 |
| Heavy Atom Count | 53 |
| Solubility | 10 to 50 mg/mL at 73 °F (NTP, 1992) |
|---|
C.I. Direct green 1; Amanil Green LT; Erie Green WAC; Atlantic Dark Green; 3626-28-6; Fenamin Green M; DIRECT GREEN 1; Erie Green WT; Dark Green EMBL; Direct Dark Green; Pontamine Green S; Direct Green WAC; Atlantic Green WT; Hispamin Green WT; Vondacel Green DB; Direct Black Green
| Notified hazard statements | H350, H361 |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 深绿A