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123958-23-6

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123958-23-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 123958-23-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,9,5 and 8 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 123958-23:
(8*1)+(7*2)+(6*3)+(5*9)+(4*5)+(3*8)+(2*2)+(1*3)=136
136 % 10 = 6
So 123958-23-6 is a valid CAS Registry Number.

123958-23-6Downstream Products

123958-23-6Relevant articles and documents

Synthesis of 2-Acyl-3-Methylthiofurans from 3-Methylthio-2-pentene-1,5-dione Enolates

Tinggaard, M.,Hansen, P.,Mogensen, P. K.,Simonsen, O.,Becher, J.

, p. 439 - 444 (2007/10/02)

2-Acyl-3-methylthiofurans 3 are obtained in fair yields from 3-methylthio-2-pentene-1,5-dione enolates 1 by reaction with iodine.In a similar reaction 1-phenyl-3-methylthio-4-nitro-2-buten-1-one gave 3-methylthio-2-nitro-5-phenylfuran 11.In the crystallin

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