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149191-92-4

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149191-92-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 149191-92-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,1,9 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 149191-92:
(8*1)+(7*4)+(6*9)+(5*1)+(4*9)+(3*1)+(2*9)+(1*2)=154
154 % 10 = 4
So 149191-92-4 is a valid CAS Registry Number.

149191-92-4Downstream Products

149191-92-4Relevant articles and documents

Schmidt reaction on 2-aryl-1,2,3,4-tetrahydro-4-quinolone

Tokes,Litkei

, p. 895 - 902 (1993)

Synthesis and stereochemistry of 2-aryl-1,2,3,4-tetrahydro-5H-1,4-benzodiazepin-5-one and 2-aryl-2,3-dihydro-4H-tetrazolo[1,5-d]-1H-1,4-benzodiazepine is reported by the Schmidt reaction on 2-aryl-1,2,3,4-tetrahydro-4-quinolone.

Mass Spectrometric Analysis of 2-Phenyl-1,2,3,4-tetrahydro-1,4-benzodiazepin-5-ones and their Tetrazolo Derivatives

Kaye, Perry T.,Mphahlele, M. Jack

, p. 367 - 382 (2007/10/02)

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