64947-41-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64947-41-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,9,4 and 7 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 64947-41:
(7*6)+(6*4)+(5*9)+(4*4)+(3*7)+(2*4)+(1*1)=157
157 % 10 = 7
So 64947-41-7 is a valid CAS Registry Number.
64947-41-7Relevant articles and documents
A simple synthesis of morphine-3,6-di-β-D-glucuronide
Brown, Richard T,Carter, Neil E,Mayalarp, Stephen P,Scheinmann, Feodor
, p. 7591 - 7594 (2000)
A convenient two-step synthesis of morphine-3,6-di-β-D-glucuronide in fair yield from morphine and methyl 2,3,4-tri-O-isobutyryl-1-O-trichloroacetimidoyl-α-D-glucopyranuronate is reported. (C) 2000 Elsevier Science Ltd.