94141-56-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94141-56-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,1,4 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 94141-56:
(7*9)+(6*4)+(5*1)+(4*4)+(3*1)+(2*5)+(1*6)=127
127 % 10 = 7
So 94141-56-7 is a valid CAS Registry Number.
94141-56-7Relevant articles and documents
TOTAL SYNTHESIS OF (+)-TRYPTOQUIVALINE
Nakagawa, Masako,Ito, Manabu,Hasegawa, Yuko,Akashi, Satoko,Hino, Tohru
, p. 3865 - 3868 (2007/10/02)
We report the first total synthesis of (+)-tryptoquivaline 1a and of a key precursor, 2,3-dialkylquinazolinone 13b.