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88105-04-8

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88105-04-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 88105-04-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,1,0 and 5 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 88105-04:
(7*8)+(6*8)+(5*1)+(4*0)+(3*5)+(2*0)+(1*4)=128
128 % 10 = 8
So 88105-04-8 is a valid CAS Registry Number.

88105-04-8Relevant articles and documents

Ring Transformation of 4-Amino -1H-1,5-benzodiazepine-3-carbonitrile. II. Formation of Ring-opened Hydrazine Adducts

Okamoto, Yoshihisa,Ueda, Takeo,Takagi, Kaname

, p. 2114 - 2119 (2007/10/02)

Hydrazynes readly reacted with 4-amino-1H-1,5-benzodiazepine-3-carbontrile (1) to afford ring-opened hydrazine adducts (2) which were recyclized to compounds 3,4 and 9 by treatment with aqueous sodium hydroxide solution.Compound 4 was converted to 5 by lo

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