222022-70-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 222022-70-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,0,2 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 222022-70:
(8*2)+(7*2)+(6*2)+(5*0)+(4*2)+(3*2)+(2*7)+(1*0)=70
70 % 10 = 0
So 222022-70-0 is a valid CAS Registry Number.
222022-70-0Relevant articles and documents
A novel asymmetric synthesis of 2,5-dialkylpyrrolidines
Daley, Valerie,D'Angelo, Jean,Cave, Christian,Mahuteau, Jacqueline,Chiaroni, Angele,Riche, Claude
, p. 1657 - 1660 (1999)
ZnCl2-promoted cyclization of enamino ester 8 furnished a 1.5:1 mixture of pyrrolidines 9 and 10. NaBH4-reduction of this mixture gave cis and trans-2,5-dialkylpyrrolidines 12 and 13 in the ratio 2:1. The latter derivative was obtain
