63283-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63283-77-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,2,8 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 63283-77:
(7*6)+(6*3)+(5*2)+(4*8)+(3*3)+(2*7)+(1*7)=132
132 % 10 = 2
So 63283-77-2 is a valid CAS Registry Number.
63283-77-2Relevant articles and documents
PHOSPHONATES α-LITHIES AGENTS DE TRANSFERT FONCTIONNEL. PREPARATION D'ALDEHYDES α,β-INSATURES α-SUBSTITUES.
Tay, M. K.,Aboujaoude, E. E.,Collignon, N.,Savignac, Ph.
, p. 1263 - 1266 (1987)
Condensation of α-lithioalkylphosphonates with ethoxymethyleneaniline leads to lithiated enaminoalkylphosphonates directly convertible on reaction with aldehydes into α,β-unsaturated α-substituted aldehydes.