141971-70-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141971-70-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,9,7 and 1 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 141971-70:
(8*1)+(7*4)+(6*1)+(5*9)+(4*7)+(3*1)+(2*7)+(1*0)=132
132 % 10 = 2
So 141971-70-2 is a valid CAS Registry Number.
141971-70-2Relevant articles and documents
"SAFETY-CATCH" PROTECTING GROUPS IN PEPTIDE SYNTHESIS
Patek, Marcel,Lebl, Michal
, p. 508 - 524 (2007/10/02)
A new benzhydryl-type protective groups for amides based on the concept of converting a stable protecting group into a labile one (safety-catch principle) are described.The p-substituted benzhydrylamine derivatives III(a, b), IV(a, b) are shown to be labi