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1374754-49-0

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1374754-49-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1374754-49-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,7,5 and 4 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1374754-49:
(9*1)+(8*3)+(7*7)+(6*4)+(5*7)+(4*5)+(3*4)+(2*4)+(1*9)=190
190 % 10 = 0
So 1374754-49-0 is a valid CAS Registry Number.

1374754-49-0Downstream Products

1374754-49-0Relevant articles and documents

Synthesis of benzoxazines, quinazolines and 4H-benzo[e][1,3]thiazine by ANRORC rearrangements of 1,2,4-oxadiazoles

Draghici, Bogdan,El-Gendy, Bahaa El-Dien M.,Katritzky, Alan R.

, p. 547 - 550 (2012/04/04)

1,2,4-Oxadiazoles undergo ANRORC (addition of nucleophile, ring-opening and ring-closure) rearrangements upon reaction with excess of n-butyllithium to give benzoxazines, benzothiazines, and quinazolines in good yields under mild conditions. Georg Thieme Verlag Stuttgart · New York.

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