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Home › Product Catalog › 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt

2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt

CAS 6428-38-2C48H40N13Na3O13S3MW 1172.1

2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt (CAS 6428-38-2) — formula C48H40N13Na3O13S3, molecular weight 1172.1; category organic chemicals.

Product Description

2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt (CAS 6428-38-2) is a chemical raw material in the organic chemicals category. Its molecular formula C48H40N13Na3O13S3 comprises 48 C, 40 H, 13 N, 3 Na, 13 O, 3 S atoms. Its molecular weight is about 1172.1. 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.

Product Overview

CAS Number6428-38-2
Molecular FormulaC48H40N13Na3O13S3
Molecular Weight1172.1
Applications2-Naphthalenesulfonic acid, 6-[2-[2-amino-4-phenyl]diazenyl]-3-[2-[4-[[4-[2-[7-[2-[2-amino-4-phenyl]diazenyl]-1-hydroxy-3-sulfo-2-naphthalenyl]diazenyl]phenyl]amino]-3-sulfophenyl]diazenyl]-4-hydroxy, sodium salt (1:3): ACTIVE
CategoryOrganic Chemicals

Applications

Documented applications: 2-Naphthalenesulfonic acid, 6-[2-[2-amino-4-phenyl]diazenyl]-3-[2-[4-[[4-[2-[7-[2-[2-amino-4-phenyl]diazenyl]-1-hydroxy-3-sulfo-2-naphthalenyl]diazenyl]phenyl]amino]-3-sulfophenyl]diazenyl]-4-hydroxy, sodium salt (1:3): ACTIVE.

Technical Profile

What this product is

2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt is a carbon-based organic compound with CAS registry number 6428-38-2 and molecular formula C48H40N13Na3O13S3 (molecular weight 1172.1), belonging to the organic chemicals segment of chemical raw materials.

Identification

CAS number: 6428-38-2

Its molecular formula C48H40N13Na3O13S3 comprises 48 C, 40 H, 13 N, 3 Na, 13 O, 3 S atoms.

Also known as: 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt · 直接灰AC

Category: organic chemicals

Frequently Asked Questions

What is the CAS number of 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt?

The CAS registry number of 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt is 6428-38-2.

What is the molecular formula and molecular weight of 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt?

Molecular formula C48H40N13Na3O13S3, molecular weight 1172.1.

What other names is 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt known by?

It is also registered under: 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt, 直接灰AC.

What are the documented applications of 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt?

Recorded applications: 2-Naphthalenesulfonic acid, 6-[2-[2-amino-4-phenyl]diazenyl]-3-[2-[4-[[4-[2-[7-[2-[2-amino-4-phenyl]diazenyl]-1-hydroxy-3-sulfo-2-naphthalenyl]diazenyl]phenyl]amino]-3-sulfophenyl]diazenyl]-4-hydroxy, sodium salt (1:3): ACTIVE.

Which category does 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt belong to?

Category: Organic Chemicals.

Packaging & documentation

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.

PubChem Public Data

Independent reference data for 2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt (CAS 6428-38-2), compiled from public chemistry databases.

Registry identifiers across databases

CAS Number6428-38-2
PubChem CID197069
Molecular FormulaC48H40N13Na3O13S3
IUPAC Nametrisodium;6-[[2-amino-4-(2-hydroxyethylamino)phenyl]diazenyl]-3-[[4-[4-[[7-[[2-amino-4-(2-hydroxyethylamino)phenyl]diazenyl]-1-hydroxy-3-sulfonatonaphthalen-2-yl]diazenyl]-2-sulfonatoanilino]phenyl]diazenyl]-4-hydroxynaphthalene-2-sulfonate
UNII (FDA)NS00047259

Computed descriptors

Molecular Weight1172.1
Hydrogen Bond Donor Count9
Hydrogen Bond Acceptor Count26
Rotatable Bond Count16
Exact Mass1171.17237475
Monoisotopic Mass1171.17237475
Topological Polar Surface Area465
Heavy Atom Count80

Synonyms and trade names

RefChem:476806; 229-209-7; C.I. Direct Black 32; 6428-38-2; C.I.Direct black 32; Sumilight Black AB; Benzonerol ABS; Cotonerol AB; Cotoneral ABS; Direct Black AB; Direct Black 2S; Kayarus Black ARX; Dialuminous Black AB; Diazol Fast Black JRA; Direct Fast Black CAB; Direct Artificial Silk Black BO

Regulatory listings held on file

GHS notifications100% (15 / 15)

GHS hazard classification

GHS notifications100% (15 / 15)

Source: PubChem / Wikidata; the batch COA governs where values differ.

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