176040-41-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 176040-41-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,6,0,4 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 176040-41:
(8*1)+(7*7)+(6*6)+(5*0)+(4*4)+(3*0)+(2*4)+(1*1)=118
118 % 10 = 8
So 176040-41-8 is a valid CAS Registry Number.
176040-41-8Relevant articles and documents
CONVENIENT ONE-POT ESTERIFICATION OF N-PROTECTED AMINOACIDS VIA ISOPROPENYL CHLOROFORMATE ACTIVATION.
Jouin, P.,Castro, B.,Zeggaf, C.,Pantaloni, A.,Senet, J.P.,et. al
, p. 1661 - 1664 (2007/10/02)
Activation of N-protected aminoacids by isopropenyl chloroformate leads to esters of primary, secondary and tertiary alcohols with 4-dimethylamino-pyridine as catalyst.
