77404-73-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77404-73-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,0 and 4 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 77404-73:
(7*7)+(6*7)+(5*4)+(4*0)+(3*4)+(2*7)+(1*3)=140
140 % 10 = 0
So 77404-73-0 is a valid CAS Registry Number.
77404-73-0Relevant articles and documents
New route to 2-(β-aminopropyl)-1,4-dimethoxybenzene
Yutilov,Malyutina,Shcherbina,Kirillova
, p. 1787 - 1792 (2007/10/03)
A new synthetic route was proposed and an original procedure developed for preparing 2-(β-aminopropyl)-1,4-dimethoxybenzene, which is an important intermediate in synthesis of a blue developing dye for color instant-picture process of the Polaroid type.