1612761-64-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1612761-64-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,2,7,6 and 1 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1612761-64:
(9*1)+(8*6)+(7*1)+(6*2)+(5*7)+(4*6)+(3*1)+(2*6)+(1*4)=154
154 % 10 = 4
So 1612761-64-4 is a valid CAS Registry Number.
1612761-64-4Relevant articles and documents
Iodocyclization of ethoxyethyl ethers to ynamides: An immediate construction to benzo[ b ]furans
Okitsu, Takashi,Nakata, Kohei,Nishigaki, Kenji,Michioka, Naoyuki,Karatani, Mitsuaki,Wada, Akimori
, p. 5914 - 5920 (2014)
The iodocyclization of ethoxyethyl ethers to ynamides was completed within three seconds. The corresponding benzo[b]furans were obtained in high yields (84%-quant.) under mild conditions.