1231955-09-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1231955-09-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,1,9,5 and 5 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1231955-09:
(9*1)+(8*2)+(7*3)+(6*1)+(5*9)+(4*5)+(3*5)+(2*0)+(1*9)=141
141 % 10 = 1
So 1231955-09-1 is a valid CAS Registry Number.
1231955-09-1Relevant articles and documents
PROCESS FOR PREPARING CANNABINOID RECEPTOR LIGANDS
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, (2011/06/26)
A process for the preparation of compounds of formula (I) or a salt thereof wherein X1, X2, X3, X4, Rx, u, R2, R1g, z, and A1 are as defined in the specification is disclosed.