136328-39-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136328-39-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,3,2 and 8 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 136328-39:
(8*1)+(7*3)+(6*6)+(5*3)+(4*2)+(3*8)+(2*3)+(1*9)=127
127 % 10 = 7
So 136328-39-7 is a valid CAS Registry Number.
136328-39-7Relevant articles and documents
Asymmetric syntheses of 1-aminocyclopropane-1-carboxylic acid derivatives
Williams, Robert M.,Fegley, Glenn J.
, p. 8796 - 8806 (2007/10/02)
Optically active D-erythro-4-(tert-butoxycarbonyl)-3-(dimethoxyphosphoryl)-5,6-diphenyl-2,3,5,6- tetrahydro-4H-1,4-oxazin-2-one (13) can be efficiently condensed with various aldehydes via the Emmons-Horner-Wadsworth procedure to provide α,β-dehydrolacton