(4'aR,8'aR)-5',5',8'a-Trimethyl-3',4',4'a,5',8',8'a-hexahydro-1'H-spiro[[1,3]dioxolane-2,2'-naphthalene]-1'-carbaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 76685-53-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,6,8 and 5 respectively; the second part has 2 digits, 5 and 3 respectively. Calculate Digit Verification of CAS Registry Number 76685-53: (7*7)+(6*6)+(5*6)+(4*8)+(3*5)+(2*5)+(1*3)=175 175 % 10 = 5 So 76685-53-5 is a valid CAS Registry Number.