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ethyl 4-[(14E,24E)-21-(acetyloxy)-5,6,17,19-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-9-yl]piperazine-1-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

33778-34-6

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33778-34-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33778-34-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,7,7 and 8 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 33778-34:
(7*3)+(6*3)+(5*7)+(4*7)+(3*8)+(2*3)+(1*4)=136
136 % 10 = 6
So 33778-34-6 is a valid CAS Registry Number.

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