82515-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82515-18-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,5,1 and 5 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 82515-18:
(7*8)+(6*2)+(5*5)+(4*1)+(3*5)+(2*1)+(1*8)=122
122 % 10 = 2
So 82515-18-2 is a valid CAS Registry Number.
82515-18-2Relevant articles and documents
Small Rings, 41. Oxirene: Intermediate or Transition State? Matrix Irradiation of Diazoketones
Maier, Guenther,Reisenauer, Hans Peter,Sayrac, Tugmac
, p. 2192 - 2201 (2007/10/02)
On irradiation of diazoketones - even of those which do not undergo a Wolff rearrangement under standard conditions - in an argon matrix at 10 K oxirenes (or acylcarbenes) cannot be detected directly.