125973-99-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 125973-99-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,9,7 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 125973-99:
(8*1)+(7*2)+(6*5)+(5*9)+(4*7)+(3*3)+(2*9)+(1*9)=161
161 % 10 = 1
So 125973-99-1 is a valid CAS Registry Number.
InChI:InChI=1/C5H5ClO2/c6-2-4-1-5(7)8-3-4/h1H,2-3H2
125973-99-1Relevant articles and documents
Asymmetric Synthesis of a Key Synthetic Precursor for (+)-Strigol and Sorgolactone
Schroeer, Josef,Welzel, Peter
, p. 6839 - 6858 (2007/10/02)
En-route to non-racemic iodomethyl butyrolactone 23g a number of stereoselective 1,4-additions and reductions have been studied.The only satisfactory approach involved baker's yeast reduction (21c->23c) as key step.