173552-27-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173552-27-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,5,5 and 2 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 173552-27:
(8*1)+(7*7)+(6*3)+(5*5)+(4*5)+(3*2)+(2*2)+(1*7)=137
137 % 10 = 7
So 173552-27-7 is a valid CAS Registry Number.
173552-27-7Relevant articles and documents
Substituted 2-alkylamino-4-amino-1-alkylbenzene compounds and oxidation hair dye compositions based on said compounds
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, (2008/06/13)
The new coupler compounds of the invention are 4-amino-2 -(2'-hydroxyethyl)-amino-5-methoxytoluene and/or 4-amino-2-(2'-hydroxyethyl)amino-5-chlorotoluene. The invention also includes an oxidation hair dye composition including an effective amount, advant
