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146618-31-7

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146618-31-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 146618-31-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,6,1 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 146618-31:
(8*1)+(7*4)+(6*6)+(5*6)+(4*1)+(3*8)+(2*3)+(1*1)=137
137 % 10 = 7
So 146618-31-7 is a valid CAS Registry Number.

146618-31-7Downstream Products

146618-31-7Relevant articles and documents

Synthesis and evaluation of potential pharmacophores derived from 4-oxo-4H-1-benzopyran-3-carboxaldehyde

Coutinho, Dionysia L M,Fernandes, Peter S

, p. 573 - 577 (2007/10/02)

The preparation of hydrazone derivatives of 4-oxo-4H-1-benzopyran-3-carboxaldehyde (2a-c, 4a-c, 5, 6a,b), 3-aryl-1-(benzopyran-4-one-3-yl)-propen-3-one (8a-c), ethyl 2-cyano-3-(benzopyran-4-one-3-yl)acrylate (10) and thioacetal derivatives of 4-oxo-4H-1-b

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