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91847-42-6

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91847-42-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91847-42-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,8,4 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 91847-42:
(7*9)+(6*1)+(5*8)+(4*4)+(3*7)+(2*4)+(1*2)=156
156 % 10 = 6
So 91847-42-6 is a valid CAS Registry Number.

91847-42-6Downstream Products

91847-42-6Relevant articles and documents

Fused aromatic oxazepinones, thiazepinones, diazepinones and sulfur analogs thereof

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, (2008/06/13)

Aromatic azepinones and thiones having the formula STR1 wherein; A is benzene, naphthalene, quinoline or pyridine; B is oxygen or sulfur; E is oxygen, sulfur or STR2 n is 1, 2 or 3; Z is an amino or a heterocyclic nitrogen-containing radical; R is hydrogen, loweralkyl, cycloalkyl or phenylloweralkyl; Y is halo, loweralkyl, loweralkoxy, diloweralkylamino, nitro, amino, loweracetylamino, trifluoromethyl, phenyl or phenyl substituted by one to three Y' radicals selected from halo, loweralkyl, loweralkoxy, diloweralkylamino, nitro, amino, loweracylamino or trifluoromethyl; and having antihistaminic utility, a process for the preparation thereof and chemical intermediates therefor are disclosed.

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