1266617-56-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1266617-56-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,6,6,1 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1266617-56:
(9*1)+(8*2)+(7*6)+(6*6)+(5*6)+(4*1)+(3*7)+(2*5)+(1*6)=174
174 % 10 = 4
So 1266617-56-4 is a valid CAS Registry Number.
1266617-56-4Relevant articles and documents
Ring-opening reactions of 2-alkoxy-3,4-dihydropyrans with Thiols or Thiophenols
Li, Minghao,Li, Haoquan,Li, Tao,Gu, Yanlong
, p. 1064 - 1067 (2011/04/27)
An electrophilic ring-opening reaction of 2-alkoxy-3,4-dihydropyran with a thiophenol or thiol is developed for the first time. The generated product contains not only a 1,3-dicarbonyl moiety but also a fragment of bis(alkylthio)methane. A possible mechan
