66508-34-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66508-34-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,5,0 and 8 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 66508-34:
(7*6)+(6*6)+(5*5)+(4*0)+(3*8)+(2*3)+(1*4)=137
137 % 10 = 7
So 66508-34-7 is a valid CAS Registry Number.
66508-34-7Relevant articles and documents
Hydroxyaminohydrocarbonphosphonic acids
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, (2008/06/13)
New hydroxyaminohydrocarbonphosphonic acid derivatives of the formula: STR1 wherein R1 is hydrogen or acyl, R2 is hydrogen, lower alkyl, ar(lower)alkyl or acyl, and A is lower alkylene, lower alkenylene or hydroxy(lower)alkylene, or