71938-39-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71938-39-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,3 and 8 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71938-39:
(7*7)+(6*1)+(5*9)+(4*3)+(3*8)+(2*3)+(1*9)=151
151 % 10 = 1
So 71938-39-1 is a valid CAS Registry Number.
71938-39-1Relevant articles and documents
Polymerizable ethylenically unsaturated amide compounds
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, (2008/06/13)
Compounds useful in making crosslinkable polymers having the formula (I): STR1 wherein R is hydrogen or methyl; R1 is cyano or STR2 wherein R2 is alkyl; Z is --X--R3 --X-- or STR3 wherein each --X-- is --O-- or --NR4