2,5-dimethyl-9-methoxy-1,2,3,4,4a,5,11,11a-octahydro-6H-pyrido <4,3-b> carbazole hydrochloride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 77528-35-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,5,2 and 8 respectively; the second part has 2 digits, 3 and 5 respectively. Calculate Digit Verification of CAS Registry Number 77528-35: (7*7)+(6*7)+(5*5)+(4*2)+(3*8)+(2*3)+(1*5)=159 159 % 10 = 9 So 77528-35-9 is a valid CAS Registry Number.