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(R)-2-[(2R,4S,5R)-4-Allyl-2-(4-methoxy-phenyl)-[1,3]dioxan-5-yloxy]-3-hydroxy-pent-4-enoic acid tert-butyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

337309-18-9

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337309-18-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 337309-18-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,7,3,0 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 337309-18:
(8*3)+(7*3)+(6*7)+(5*3)+(4*0)+(3*9)+(2*1)+(1*8)=139
139 % 10 = 9
So 337309-18-9 is a valid CAS Registry Number.

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