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143007-31-2

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143007-31-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143007-31-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,0,0 and 7 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 143007-31:
(8*1)+(7*4)+(6*3)+(5*0)+(4*0)+(3*7)+(2*3)+(1*1)=82
82 % 10 = 2
So 143007-31-2 is a valid CAS Registry Number.

143007-31-2Relevant articles and documents

Chiral Epoxides as Building Blocks for Ethylene-Bridged ansa-Metallocene Complexes - Synthesis of C1-Symmetrical Zirconocene Dichlorides with Two Different Cyclopentadienyl Units

Rieger, Bernhard,Steimann, Manfred,Fawzi, Riad

, p. 2373 - 2378 (2007/10/02)

Epoxystyrene undergoes ring opening on treatment with tetraphenylcyclopentadienyl- and fluorenyllithium to give the corresponding chiral alcohols 3 and 4 in high yield.Their trifluoromethanesulfonate derivatives 5 react with one equivalent of cyclopentadi

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