98953-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98953-57-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,9,5 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 98953-57:
(7*9)+(6*8)+(5*9)+(4*5)+(3*3)+(2*5)+(1*7)=202
202 % 10 = 2
So 98953-57-2 is a valid CAS Registry Number.
98953-57-2Relevant articles and documents
5-alkoxy-2,4-diamino-alkyl-benzenes and hairdye compositions based on 5-alkoxy-2,4-diamino-alkyl-benzenes
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, (2008/06/13)
New 5-alkoxy-2,4-diaminoalkylbenzenes is disclosed having the formula (I) STR1 where R1 is methyl or ethyl and R2 is an alkyl radical having from 2 to 4 carbon atoms, a monohydroxyalkyl radical having from 2 to 4 carbon atoms or a di
