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129973-38-2

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129973-38-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129973-38-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,9,7 and 3 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 129973-38:
(8*1)+(7*2)+(6*9)+(5*9)+(4*7)+(3*3)+(2*3)+(1*8)=172
172 % 10 = 2
So 129973-38-2 is a valid CAS Registry Number.

129973-38-2Relevant articles and documents

α-FLUORO- AND α,α-DIFLUOROALKANALS BY SUBSTITUTION OF VICINAL BROMOFLUOROALKANES AND SUBSEQUENT PUMMERER REARRANGEMENT

Suga, Hiroaki,Schlosser, Manfred

, p. 4261 - 4264 (2007/10/02)

2-Fluoro- or 2,2-difluoro-1-bromoalkanes readily ondergo nucleophilic substitution by sodium thiophenolate to give 2-fluoro- or 2,2-difluoroalkyl phenyl sulfides (1a-1c).The latter may be oxidized to the corresponding sulfoxides (2a-2c).Heating with aceti

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