118039-34-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118039-34-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,0,3 and 9 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 118039-34:
(8*1)+(7*1)+(6*8)+(5*0)+(4*3)+(3*9)+(2*3)+(1*4)=112
112 % 10 = 2
So 118039-34-2 is a valid CAS Registry Number.
118039-34-2Relevant articles and documents
ORTHO LITHIATION OF 2-, 3-, AND 4-METHOXYPYRIDINES
Comins, Daniel L.,LaMunyon, Donald H.
, p. 773 - 776 (1988)
The ortho lithiation of 2-, 3-, and 4-methoxypyridine was effected using mesityllithium as the metalating base.