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103343-35-7

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103343-35-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103343-35-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,3,4 and 3 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 103343-35:
(8*1)+(7*0)+(6*3)+(5*3)+(4*4)+(3*3)+(2*3)+(1*5)=77
77 % 10 = 7
So 103343-35-7 is a valid CAS Registry Number.

103343-35-7Relevant articles and documents

Curtius Rearrangement in the 5-Phenyl-1,4-benzodiazepine Series. Unprecedented Participation by an Imine Nitrogen

Bock, Mark G.,DiPardo, Robert M.,Carson, Kenneth G.,Freidinger, Roger M.

, p. 631 - 636 (2007/10/02)

The previously unknown 3-aminomethyl-1,3-dihydro-5-(2'-fluorophenyl)-2H-1,4-benzodiazepin-2-one, 3a, was synthesized in two steps as a racemate.In the chiral series, 3(S)-azidocarbonylmethyl-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one, 12b, was prepar

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