138478-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138478-74-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,4,7 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 138478-74:
(8*1)+(7*3)+(6*8)+(5*4)+(4*7)+(3*8)+(2*7)+(1*4)=167
167 % 10 = 7
So 138478-74-7 is a valid CAS Registry Number.
138478-74-7Relevant articles and documents
AN ASYMMETRIC TOTAL SYNTHESIS OF (-)-SUPINIDINE
Takahata, Hiroki,Banba, Yasunori,Momose, Takefumi
, p. 7635 - 7644 (2007/10/02)
By starting from the N-alkenylurethane 4, the epoxy urethane ent-5, and the pyrrolidine ent-6 available from the Katsuki-Sharpless kinetic resolution of N-benzyloxycarbonyl-3-hydroxy-1-pentenylamine (2) has been elaborated (-)-supinidine (1). Key Words: K
