124300-39-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124300-39-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,3,0 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 124300-39:
(8*1)+(7*2)+(6*4)+(5*3)+(4*0)+(3*0)+(2*3)+(1*9)=76
76 % 10 = 6
So 124300-39-6 is a valid CAS Registry Number.
124300-39-6Relevant articles and documents
A Novel Ethynylation of Pyridines by Reissert-Henze Type Reaction
Nishiwaki, Nagatoshi,Minakata, Satoshi,Komatsu, Mitsuo,Ohshiro, Yoshiki
, p. 773 - 776 (2007/10/02)
Reaction of N-benzoyloxypyridinium chloride, Reissert-Henze salt, with silver acetylide gave the pyridine ethynylated selectively at 2-position.The reaction is applicable to various substituted pyridines and pyridine homologs.
