127074-68-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127074-68-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,0,7 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 127074-68:
(8*1)+(7*2)+(6*7)+(5*0)+(4*7)+(3*4)+(2*6)+(1*8)=124
124 % 10 = 4
So 127074-68-4 is a valid CAS Registry Number.
127074-68-4Relevant articles and documents
Lactones, XXII: Synthesis and reduction of α-aminomethylene-δ,δ-diphenyl-δ-valerolactones
Lehmann,Neugebauer,Marquardt
, p. 117 - 120 (1990)
Treatment with tris-(dimethylamino)-methane resp. formylation and reaction with piperidine transfer 1 to 5a,b, which cannot be reduced to the corresponding α-aminomethyllactones 4a,b, in contrast to the homologue 6 and other α-aminomethylene-γ- and δ-lact