714293-45-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 714293-45-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,4,2,9 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 714293-45:
(8*7)+(7*1)+(6*4)+(5*2)+(4*9)+(3*3)+(2*4)+(1*5)=155
155 % 10 = 5
So 714293-45-5 is a valid CAS Registry Number.
714293-45-5Relevant articles and documents
Triplet diphenylcarbenes protected by (trimethylsilyl)ethynyl groups
Itoh, Tetsuji,Jinbo, Yoshinobu,Hirai, Katsuyuki,Tomioka, Hideo
, p. 4238 - 4244 (2004)
(2,4,6-Tribromophenyl)(4-tert-butyl-2,6-dimethylphenyl)diazomethane (1a) was shown to be stable enough to survive Sonogashira coupling reaction conditions at an elevated temperature and gave not only a para-monosubstituted product, (4-trimethylsilylethyny