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1252015-28-3

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1252015-28-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1252015-28-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,2,0,1 and 5 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1252015-28:
(9*1)+(8*2)+(7*5)+(6*2)+(5*0)+(4*1)+(3*5)+(2*2)+(1*8)=103
103 % 10 = 3
So 1252015-28-3 is a valid CAS Registry Number.

1252015-28-3Relevant articles and documents

Silica sulfuric acid as a mild and efficient reagent for the synthesis of 1,4-Diazepine and 1,5-Benzodiazepine derivatives

Joshi,Saingar, Shalini,Joshi, Kavita P.,Kumar, Rajesh

experimental part, p. 638 - 643 (2011/10/08)

The synthesis of biologically active 1H-1,4-diazepines 4a-d and 3H-1,5-benzodiazepines 5a-d in good yields, from the heterocyclization reaction of 2-(4-methylthio benzenesulfonyl)-1,3-dimethyl/1-methyl-3-phenyl/1,3-diphenyl/ 1-methyl-3- ethoxy propane-1,3

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