4,6-dimethyl-2,3a,7-triphenyl-(3ar,5aξ,7aξ,7bc)-3a,5a,7a,7b-tetrahydro-cyclobuta[5,6]benzo[1,2-d]oxazole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 64978-85-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,9,7 and 8 respectively; the second part has 2 digits, 8 and 5 respectively. Calculate Digit Verification of CAS Registry Number 64978-85: (7*6)+(6*4)+(5*9)+(4*7)+(3*8)+(2*8)+(1*5)=184 184 % 10 = 4 So 64978-85-4 is a valid CAS Registry Number.