137479-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137479-41-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,4,7 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 137479-41:
(8*1)+(7*3)+(6*7)+(5*4)+(4*7)+(3*9)+(2*4)+(1*1)=155
155 % 10 = 5
So 137479-41-5 is a valid CAS Registry Number.
137479-41-5Relevant articles and documents
SYNTHESIS OF 1-SUBSTITUTED-3,3-DIMETHYL-3,4-DIHYDROISOQUINOLINES
Aleksandrov, B. B.,Dormidontov, M. Yu.,Shklyaev, V. S.,Shklyaev, Yu. V.
, p. 523 - 525 (2007/10/02)
The Ritter reaction between β-substituted propionitriles and dimethylbenzylcarbinols gives 3,3-dimethyl-3,4-dihydroisoquinolines containing substituents in the 1-position corresponding to those in the starting nitrile.
