5,11,17,23,29,35-hexa-tert-butyl-37,38,40,41-tetrahydroxy-39,42-bis[2,9-(1,10-phenanthroline)diylbis(methylenoxy)]calix[6]arene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 193140-25-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,3,1,4 and 0 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 193140-25: (8*1)+(7*9)+(6*3)+(5*1)+(4*4)+(3*0)+(2*2)+(1*5)=119 119 % 10 = 9 So 193140-25-9 is a valid CAS Registry Number.
Get Best Price for193140-25-95,11,17,23,29,35-hexa-tert-butyl-37,38,40,41-tetrahydroxy-39,42-bis[2,9-(1,10-phenanthroline)diylbis(methylenoxy)]calix[6]arene