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22252-94-4

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22252-94-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22252-94-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,2,5 and 2 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 22252-94:
(7*2)+(6*2)+(5*2)+(4*5)+(3*2)+(2*9)+(1*4)=84
84 % 10 = 4
So 22252-94-4 is a valid CAS Registry Number.

22252-94-4Relevant articles and documents

Friedlaender synthesis of the food carcinogen 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine.

Lindstroem

, p. 361 - 363 (2007/10/02)

2-Amino-1-methyl-6-phenylimidazo[4,5-b]pyridine has been prepared in 26% yield from 3-amino-2-phenylpropenal and creatinine which were heated with N,O-bis(trimethylsilyl)acetamide at 120 degrees C for 2 h. Under certain other conditions, the main product was a pyrimidine derivative.

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