217449-16-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 217449-16-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,4,4 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 217449-16:
(8*2)+(7*1)+(6*7)+(5*4)+(4*4)+(3*9)+(2*1)+(1*6)=136
136 % 10 = 6
So 217449-16-6 is a valid CAS Registry Number.
217449-16-6Relevant articles and documents
Synthesis of anacardic acids utilizing an annelation reaction of isoxazoles with ethyl acetoacetate
Satoh, Mitsuru,Takeuchi, Naoki,Fujita, Takeshi,Yamazaki, Katsuya,Tobinaga, Seisho
, p. 1501 - 1505 (1998)
Anacardic acids, 6-pentadecylsalicylic acid (1) and 6-[8(Z)- pentadecenyl]salicylic acid (2) were synthesized from isoxazoles by annelation reactions with ethyl acetoacetate.
