(1aR*,6R*,7aR*,7bS*)-1a,2,3,4,6,7,7a,7b-octahydro-3,3,5,7b-tetramethyl-1H-cyclopropazulen-6-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 107770-64-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,7,7 and 0 respectively; the second part has 2 digits, 6 and 4 respectively. Calculate Digit Verification of CAS Registry Number 107770-64: (8*1)+(7*0)+(6*7)+(5*7)+(4*7)+(3*0)+(2*6)+(1*4)=129 129 % 10 = 9 So 107770-64-9 is a valid CAS Registry Number.