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223686-74-6

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223686-74-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 223686-74-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,6,8 and 6 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 223686-74:
(8*2)+(7*2)+(6*3)+(5*6)+(4*8)+(3*6)+(2*7)+(1*4)=146
146 % 10 = 6
So 223686-74-6 is a valid CAS Registry Number.

223686-74-6Relevant articles and documents

Synthesis of 6,7-dimethoxy-1-[(halophenoxy)methyl]-1,2,3,4- tetrahydroisoquinolines

Cho, Su-Dong,Kim, Sung-Kyu,Chung, Hyun-A.,Kang, Young-Jin,Yoon, Yong-Jin

, p. 75 - 80 (1999)

Some 6,7-dimethoxy-1-[(halophenoxy)methyl]-1,2,3,4- tetrahydroisoquinolines were synthesized from N-[2-(3,4- dimethoxyphenyl)ethyl]-2-chloroacetamide via three steps in good yield.

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