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1620753-98-1

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1620753-98-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1620753-98-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,0,7,5 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1620753-98:
(9*1)+(8*6)+(7*2)+(6*0)+(5*7)+(4*5)+(3*3)+(2*9)+(1*8)=161
161 % 10 = 1
So 1620753-98-1 is a valid CAS Registry Number.

1620753-98-1Relevant articles and documents

Synthesis of 6-aryl-substituted azocino-[5,4-b]indoles from 1-aryl-substituted 2-ethyltetrahydro-β-carbolines

Voskressensky,Borisova,Chervyakova,Titov,Kozlov,Sorokina,Samavati,Varlamov

, p. 658 - 669 (2014/08/18)

We optimized the reaction of tetrahydropyridine ring expansion in 1-aryl-substituted tetrahydro-β-carbolines by the action of activated alkynes and achieved higher than 70% yields of the target indoloazocines. The substituents in the 1-aryl ring and at th

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