(1R,2S,3S,4S,4aR,11bR)-1,2,3,4-tetrahydroxy-7-methoxy-1,3,4,4a,5,11b-hexahydro-2H-[1,3]dioxolo[4,5-j]phenanthridin-6-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 96203-72-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,6,2,0 and 3 respectively; the second part has 2 digits, 7 and 2 respectively. Calculate Digit Verification of CAS Registry Number 96203-72: (7*9)+(6*6)+(5*2)+(4*0)+(3*3)+(2*7)+(1*2)=134 134 % 10 = 4 So 96203-72-4 is a valid CAS Registry Number.