71762-42-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71762-42-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,7,6 and 2 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 71762-42:
(7*7)+(6*1)+(5*7)+(4*6)+(3*2)+(2*4)+(1*2)=130
130 % 10 = 0
So 71762-42-0 is a valid CAS Registry Number.
71762-42-0Relevant articles and documents
Process for the preparation of 3-chloro-5-hydroxypyrazoles
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, (2008/06/13)
Phosphoric or thiophosphoric esters of 5(3)-hydroxypyrazoles are disclosed having the formula: STR1 wherein: R=H; alkyl with 1-7 carbon atoms optionally substituted with halogens, CN, and carboalkoxy groups; phenyl optionally substituted; benzyl; alkenyl;