(14β,17S,20S)-Pregn-5-ene-3β,8,12β,14,17,20-hexol 3,12,20-tribenzoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 15894-87-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,8,9 and 4 respectively; the second part has 2 digits, 8 and 7 respectively. Calculate Digit Verification of CAS Registry Number 15894-87: (7*1)+(6*5)+(5*8)+(4*9)+(3*4)+(2*8)+(1*7)=148 148 % 10 = 8 So 15894-87-8 is a valid CAS Registry Number.