1,1,1,4,5,5,5-heptafluoro-2-<<1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethyl>thio>-4-(trifluoromethyl)-3-methoxy-2-pentene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 77946-90-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,9,4 and 6 respectively; the second part has 2 digits, 9 and 0 respectively. Calculate Digit Verification of CAS Registry Number 77946-90: (7*7)+(6*7)+(5*9)+(4*4)+(3*6)+(2*9)+(1*0)=188 188 % 10 = 8 So 77946-90-8 is a valid CAS Registry Number.