14583-74-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14583-74-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,5,8 and 3 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 14583-74:
(7*1)+(6*4)+(5*5)+(4*8)+(3*3)+(2*7)+(1*4)=115
115 % 10 = 5
So 14583-74-5 is a valid CAS Registry Number.
14583-74-5Relevant articles and documents
ALKINE UND CUMULENE-XX. TRIMETHYLSILYLALLENE DURCH RETRO-EN-SPALTUNG VON TRIMETHYLSILYLPROPARGYLETHERN
Hopf, Henning,Naujoks, Elke
, p. 609 - 610 (2007/10/02)
The trimethylsilylallenes 3a-f are obtained in excellent yields when thepropargylic precursors 2a-f are subjected to low pressure flow pyrolysis at ca. 620 deg C.