2-Naphthalenesulfonicacid,7-(acetylamino)-4-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-,sodium salt (1:2) (CAS 71902-15-3) — formula C20H17N3Na2O11S3, molecular weight 617.5; category organic chemicals.
2-Naphthalenesulfonicacid,7-(acetylamino)-4-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-,sodium salt (1:2) (CAS 71902-15-3) is a chemical raw material in the organic chemicals category. Its molecular formula C20H17N3Na2O11S3 comprises 20 C, 17 H, 3 N, 2 Na, 11 O, 3 S atoms. Its molecular weight is about 617.5. 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 | 71902-15-3 |
|---|---|
| Molecular Formula | C20H17N3Na2O11S3 |
| Molecular Weight | 617.5 |
| Applications | 2-Naphthalenesulfonic acid, 7-(acetylamino)-4-hydroxy-3-sulfonyl]phenyl]diazenyl], sodium salt (1:?): ACTIVE |
| Category | Organic Chemicals |
Documented applications: 2-Naphthalenesulfonic acid, 7-(acetylamino)-4-hydroxy-3-sulfonyl]phenyl]diazenyl], sodium salt (1:?): ACTIVE.
2-Naphthalenesulfonicacid,7-(acetylamino)-4-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-,sodium salt (1:2) is a carbon-based organic compound with CAS registry number 71902-15-3 and molecular formula C20H17N3Na2O11S3 (molecular weight 617.5), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 71902-15-3
Its molecular formula C20H17N3Na2O11S3 comprises 20 C, 17 H, 3 N, 2 Na, 11 O, 3 S atoms.
Also known as: 2-Naphthalenesulfonicacid,7-(acetylamino)-4-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-,sodium salt (1:2) · Reactive Orange 72
Category: organic chemicals
The CAS registry number of 2-Naphthalenesulfonicacid,7-(acetylamino)-4-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-,sodium salt (1:2) is 71902-15-3.
Molecular formula C20H17N3Na2O11S3, molecular weight 617.5.
It is also registered under: 2-Naphthalenesulfonicacid,7-(acetylamino)-4-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-,sodium salt (1:2), Reactive Orange 72.
Recorded applications: 2-Naphthalenesulfonic acid, 7-(acetylamino)-4-hydroxy-3-sulfonyl]phenyl]diazenyl], sodium salt (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 2-Naphthalenesulfonicacid,7-(acetylamino)-4-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-,sodium salt (1:2) (CAS 71902-15-3), compiled from public chemistry databases.
| CAS Number | 71902-15-3 |
|---|---|
| PubChem CID | 174475 |
| Molecular Formula | C20H17N3Na2O11S3 |
| IUPAC Name | disodium;7-acetamido-4-hydroxy-3-[[4-(2-sulfonatooxyethylsulfonyl)phenyl]diazenyl]naphthalene-2-sulfonate |
| UNII (FDA) | Y8K72FCD36 |
| Molecular Weight | 617.5 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 13 |
| Rotatable Bond Count | 7 |
| Exact Mass | 616.98206045 |
| Monoisotopic Mass | 616.98206045 |
| Topological Polar Surface Area | 257 |
| Heavy Atom Count | 39 |
| Color Additive Status | 73.3127 |
|---|
EINECS 287-574-8; EC 287-574-8; RefChem:476964; 2-Naphthalenesulfonic acid, 7-(acetylamino)-4-hydroxy-3-4-2-(sulfooxy)ethylsulfonylphenylazo-, sodium salt; 287-574-8; 71902-15-3; C.I. Reactive Orange 72; 85536-87-4; C.I.Reactive Orange 72; C.I. Reactive Orange 78; Y8K72FCD36; DTXSID901335885; FR41440; NS00078473; Disodium;7-acetamido-4-hydroxy-3-[[4-(2-sulfonatooxyethylsulfonyl)phenyl]diazenyl]naphthalene-2-sulfonate
| Regulatory & food contact | FDA Regulatory Status of Color Additives: Devices |
|---|---|
| GHS notifications | 58.8% (20 / 34) |
| GHS notifications | 58.8% (20 / 34) |
|---|---|
| Notified hazard statements | H317 (14.7%), H318 (29.4%) |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.