(S)-4,9,10,11-tetramethoxy-6,7,7a,8-tetrahydro-5H-benzo[g][1,3]dioxolo[4',5':4,5]benzo[1,2,3-de]quinoline; hydrochloride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 72176-44-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,7 and 6 respectively; the second part has 2 digits, 4 and 4 respectively. Calculate Digit Verification of CAS Registry Number 72176-44: (7*7)+(6*2)+(5*1)+(4*7)+(3*6)+(2*4)+(1*4)=124 124 % 10 = 4 So 72176-44-4 is a valid CAS Registry Number.