(4S,5aR,9aR)-ethyl 10-(allyloxy)-8,8,11-trimethyl-5,5a,6,9a-tetrahydro-4H-[1,3]dioxino[5,4-c][1,3]dioxolo[4,5-h]isoquinoline-4-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 654644-00-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,4,6,4 and 4 respectively; the second part has 2 digits, 0 and 0 respectively. Calculate Digit Verification of CAS Registry Number 654644-00: (8*6)+(7*5)+(6*4)+(5*6)+(4*4)+(3*4)+(2*0)+(1*0)=165 165 % 10 = 5 So 654644-00-5 is a valid CAS Registry Number.
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