135-76-2 Usage
Uses
Different sources of media describe the Uses of 135-76-2 differently. You can refer to the following data:
1. 6-Hydroxy-2-naphthalenesulfonic Acid Sodium Salt is a coupling component used to prepare heterocyclic monoazo dyes.
2. 6-Hydroxy-2-naphthalenesulfonic acid sodium salt hydrate may be used in the following studies:As precursors during the agar-plate screening test. Preparation of methoxy-substituted naphthalenesulfonyl chloride.Synthesis of FD&C Red No. 40, a synthetic water-soluble color that is permitted for coloring foods, drugs and cosmetics in the U.S.A.
General Description
Sodium salt of 6-hydroxy-2-naphthalenesulfonic acid is also referred as Schaeffer′s salt.
Check Digit Verification of cas no
The CAS Registry Mumber 135-76-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,3 and 5 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 135-76:
(5*1)+(4*3)+(3*5)+(2*7)+(1*6)=52
52 % 10 = 2
So 135-76-2 is a valid CAS Registry Number.
InChI:InChI=1/C10H8O4S.Na/c11-9-3-1-8-6-10(15(12,13)14)4-2-7(8)5-9;/h1-6,11H,(H,12,13,14);/q;+1/p-1