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125659-39-4

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125659-39-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 125659-39-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,6,5 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 125659-39:
(8*1)+(7*2)+(6*5)+(5*6)+(4*5)+(3*9)+(2*3)+(1*9)=144
144 % 10 = 4
So 125659-39-4 is a valid CAS Registry Number.

125659-39-4Downstream Products

125659-39-4Relevant articles and documents

A NEW EFFICIENT SYNTHESIS OF IMIDAZOLINONES AND QUINAZOLINONE BY INTRAMOLECULAR AZA-WITTIG REACTION

Takeuchi, Hisato,Hagiwara, Satoshi,Eguchi, Shoji

, p. 6375 - 6386 (2007/10/02)

A new synthesis of imidazolinones and quinazolinones by intramolecular aza-Wittig reaction is described.Readily available azido substituted imides 4, 6, 10, and 12 reacted with triphenylphosphine or tributylphosphine to afford the corresponding imidazolin

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