129107-79-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129107-79-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,0 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 129107-79:
(8*1)+(7*2)+(6*9)+(5*1)+(4*0)+(3*7)+(2*7)+(1*9)=125
125 % 10 = 5
So 129107-79-5 is a valid CAS Registry Number.
129107-79-5Relevant articles and documents
REACTION OF DIYNOYL CHLORIDES WITH PARA-SUBSTITUTED PHENOLS
Budilova, I. Yu.,Kolesnikov, A. M.,Kolotilo, N. V.,Il'chenko, A. Ya.
, p. 264 - 267 (2007/10/02)
The reaction of diynoyl chlorides with para-substituted phenols was studied.As a result amphiphilic diacetylenic compounds containing an aromatic ring in the chain, which are of interest for the production of Langmuir-Blodgett films, were obtained.
