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83389-13-3

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83389-13-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83389-13-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,3,8 and 9 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 83389-13:
(7*8)+(6*3)+(5*3)+(4*8)+(3*9)+(2*1)+(1*3)=153
153 % 10 = 3
So 83389-13-3 is a valid CAS Registry Number.

83389-13-3Downstream Products

83389-13-3Relevant articles and documents

REACTIVITE DES F-ALKYLPYRAZOLES. II. REGIOSPECIFICITE DES REACTIONS DE MICHAEL ET DE MANNICH

Peglion, Jean-Louis,Greiner, Jacques,Pastor, Raphael,Cambon, Aime

, p. 181 - 184 (2007/10/02)

Michael and Mannich reaction have been studied in the case of F-alkylpyrazoles.Additions were regiospecific: N-substituted 3-F-alkylpyrazoles were obtained alone.Spectroscopic and chemical identification methods worked out in our laboratory for such compounds allow as to prove the structure of the obtained isomer.

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