149231-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 149231-57-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,2,3 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 149231-57:
(8*1)+(7*4)+(6*9)+(5*2)+(4*3)+(3*1)+(2*5)+(1*7)=132
132 % 10 = 2
So 149231-57-2 is a valid CAS Registry Number.
149231-57-2Relevant academic research and scientific papers
Takabe, Kunihiko,Yamada, Takashi,Katagiri, Takao
, p. 1987 - 1988 (1982)
Treatment of N,N-dimethyl-2-alkenylamine with 30percent H2O2 followed by acetic anhydride affords 2-alkenal (α,β-unsaturated aldehyde) in good isolated yield.
