81510-28-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81510-28-3 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, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 81510-28:
(7*8)+(6*1)+(5*5)+(4*1)+(3*0)+(2*2)+(1*8)=103
103 % 10 = 3
So 81510-28-3 is a valid CAS Registry Number.
81510-28-3Relevant articles and documents
OPTISCH AKTIVE β(ALKOXY)ETHYL-PHOSPHONSAEUREESTER, β(ALKOXY)ETHYL-PHENYL-PHOSPHINSAEUREESTER, β(ALKOXY)ETHYL-DIPHENYLPHOSPHINOXIDE UND β(ALKOXY)ETHYL-DIPHENYLPHOSPHINE
Maerkl, G.,Merkl, B.
, p. 4463 - 4466 (2007/10/02)
The title compounds are synthetised by Michael-type additions of optically active alcohols to the coresponding P=O-activated vinylderivatives.