128702-13-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128702-13-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,7,0 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 128702-13:
(8*1)+(7*2)+(6*8)+(5*7)+(4*0)+(3*2)+(2*1)+(1*3)=116
116 % 10 = 6
So 128702-13-6 is a valid CAS Registry Number.
128702-13-6Relevant articles and documents
Synthesis of (+/-)-Cyclocymopol
Tanaka, Akira,Sato, Masako,Yamashita, Kyohei
, p. 121 - 124 (2007/10/02)
The synthesis of (+/-)-Cyclocymopol (1) is descibed.Brominative cyclization with 2,4,4,6-tetrabromocyclohexadienone of cymopol bismethoxymethyl ether (7), which was obtained by monogeranylation of 2,5-dibromohydroquinone bismethoxymethyl ether (5), result