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102503-45-7

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102503-45-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 102503-45-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,5,0 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 102503-45:
(8*1)+(7*0)+(6*2)+(5*5)+(4*0)+(3*3)+(2*4)+(1*5)=67
67 % 10 = 7
So 102503-45-7 is a valid CAS Registry Number.

102503-45-7Downstream Products

102503-45-7Relevant articles and documents

Reactions of Trialkylsilyl Trifluoromethanesulfonates, IV. - 1,3-Trialkylsiloxy Shift - a New Rearrangement Reaction During the Silylation of Nitroalkanes

Feger, Harry,Simchen, Gerhard

, p. 428 - 437 (2007/10/02)

Nitroalkanes 1 with C-H bonds in β-position react with two-fold molar amounts of trialkylsilyl triflates 2 in the presence of triethylamine to yield 2-(trialkylsiloxy)oxime O-trialkylsilyl ethers 5 by 1,3-trialkylsiloxy shift.Oxime ethers 5 are also obtai

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