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143814-44-2

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143814-44-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143814-44-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,8,1 and 4 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 143814-44:
(8*1)+(7*4)+(6*3)+(5*8)+(4*1)+(3*4)+(2*4)+(1*4)=122
122 % 10 = 2
So 143814-44-2 is a valid CAS Registry Number.

143814-44-2Downstream Products

143814-44-2Relevant articles and documents

A Simple and Efficient Synthesis of the Naphthoate Moiety of Neocarzinostatin Chromophore

Takahashi, Kazunobu,Suzuki, Toshio,Hirama, Masahiro

, p. 4603 - 4604 (1992)

A six-step synthesis of 2-hydroxy-7-methoxy-5-methylnaphthalene-1-carboxylic acid (2), the naphthoate moiety of neocarzinostatin chromophore (1), has been achieved. Key Words: Neocarzinostatin; Chromophore; Synthesis; 2-Hydroxy-7-methoxy-5-methylnaphthalene-1-carboxylic acid

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