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133828-01-0

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133828-01-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133828-01-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,8,2 and 8 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 133828-01:
(8*1)+(7*3)+(6*3)+(5*8)+(4*2)+(3*8)+(2*0)+(1*1)=120
120 % 10 = 0
So 133828-01-0 is a valid CAS Registry Number.

133828-01-0Relevant articles and documents

Directive and Shielding Effects of the Trimethylsilyl Group. Unprecedented β-Selectivity in the Reaction of α,β-Epoxyalkylsilanes with Hindered α-Sulphonyl Anions

Jankowski, Pawel,Marczak, Stanislaw,Masnyk, Marek,Wicha, Jerzy

, p. 297 - 298 (2007/10/02)

Anions generated from hindered primary and secondary alkyl phenyl sulphones react with trimethylsilyloxirane to yield a mixture of products of addition in α- and β-positions or exclusively the product of addition in the β-position.

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