77783-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77783-81-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,7,8 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77783-81:
(7*7)+(6*7)+(5*7)+(4*8)+(3*3)+(2*8)+(1*1)=184
184 % 10 = 4
So 77783-81-4 is a valid CAS Registry Number.
77783-81-4Relevant academic research and scientific papers
SYNTHESES AND STEREOCHEMISTRY OF 4-HYDROXY TETRAHYDROISOQUINOLINES IN THE 1-BENZYL AND 1-PHENETHYL SERIES. EFFICIENT ROUTES TO ISOPAVINES AND HOMOISOPAVINES
Elliott, Ray,Hewgill, Frank,McDonald, Edward,McKenna, Paul
, p. 4633 - 4636 (2007/10/02)
The title compounds have been prepared in high yield via cyclisation of urethane acetals.
