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141765-03-9

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141765-03-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 141765-03-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,7,6 and 5 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 141765-03:
(8*1)+(7*4)+(6*1)+(5*7)+(4*6)+(3*5)+(2*0)+(1*3)=119
119 % 10 = 9
So 141765-03-9 is a valid CAS Registry Number.

141765-03-9Downstream Products

141765-03-9Relevant articles and documents

Azoles. Part 9. Synthesis of Derivatives of Thienothiazole, 4H-Pyrrolothiazole, 2H-Pyrazolothiazole and Isoxazolothiazole from Thiazolidine-2,4-dione

Athmani, Salah,Farhat, Mahmoud F.,Iddon, Brian

, p. 973 - 978 (2007/10/02)

The aldehyde group of 2,4-dichlorothiazole-5-carbaldehyde was protected and the chlorine atom at position 2 was replaced by hydrogen and a methylthio group, via Cl -> Li exchange, to give 4-chlorothiazole-5-carbaldehyde and its 2-methylthio derivative, re

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