62440-19-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 62440-19-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,4,4 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 62440-19:
(7*6)+(6*2)+(5*4)+(4*4)+(3*0)+(2*1)+(1*9)=101
101 % 10 = 1
So 62440-19-1 is a valid CAS Registry Number.
62440-19-1Relevant articles and documents
Alkynyl S, N-acetal derivative and method of producing the same
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Page 4, (2010/02/08)
An alkynyl S,N-acetal derivative of the present invention is represented by the following structural formula: In the structural formula, R1 represents a hydrogen atom, an alkyl group, an aryl group, an alkenyl group, a silyl group, or an alkyny