81510-16-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81510-16-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,1 and 0 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 81510-16:
(7*8)+(6*1)+(5*5)+(4*1)+(3*0)+(2*1)+(1*6)=99
99 % 10 = 9
So 81510-16-9 is a valid CAS Registry Number.
81510-16-9Relevant articles and documents
OPTISCH AKTIVE β(AMINO)ETHYL-PHOSPHONSAEUREESTER, β(AMINO)ETHYL-PHENYLPHOSPHINSAEUREESTER, β(AMINO)ETHYL-DIPHENYLPHOSPHINOXYDE UND β(AMINO)ETHYL-DIPHENYLPHOSPHINE
Maerkl, G.,Merkl, B.
, p. 4459 - 4462 (2007/10/02)
The title compounds are prepared by Michael-type additions of primary and secondary amines to P(O)-activated vinylsystems resp. diphenyl-vinylphosphine.