C.I.Direct Black 51

C.I.Direct Black 51 (CAS 72207-95-5) — formula C27H17N5Na2O8S, molecular weight 617.5; category dyes and pigments.

Product Description

C.I.Direct Black 51 (CAS 72207-95-5) is a chemical raw material in the dyes and pigments category. Its molecular formula C27H17N5Na2O8S comprises 27 C, 17 H, 5 N, 2 Na, 8 O, 1 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.

Product Overview

Applications

Documented applications: Benzoic acid, 3-[2-[4-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl]-1-naphthalenyl]diazenyl]-2, 6-dihydroxy, sodium salt (1:2): INACTIVE.

Technical Profile

What this product is

C.I.Direct Black 51 is a colorant or pigment compound with CAS registry number 72207-95-5 and molecular formula C27H17N5Na2O8S (molecular weight 617.5), belonging to the dyes and pigments segment of chemical raw materials.

Identification

CAS number: 72207-95-5

Its molecular formula C27H17N5Na2O8S comprises 27 C, 17 H, 5 N, 2 Na, 8 O, 1 S atoms.

Also known as: C.I.Direct Black 51 · 直接耐晒灰BN

Category: dyes and pigments

Frequently Asked Questions

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

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