307532-34-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 307532-34-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,7,5,3 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 307532-34:
(8*3)+(7*0)+(6*7)+(5*5)+(4*3)+(3*2)+(2*3)+(1*4)=119
119 % 10 = 9
So 307532-34-9 is a valid CAS Registry Number.
307532-34-9Relevant articles and documents
Synthesis of optically pure diaza-12-crown-4 with a pendant group
Lee, Chi-Wan
, p. 1595 - 1600 (2007/10/03)
The optically pure diaza-12-crown-4 that has a 2-hydroxymethyl sidearm is synthesized in fully protected form, starting from (R)-1-O-benzylglycerol.