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200428-94-0

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200428-94-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 200428-94-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,4,2 and 8 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 200428-94:
(8*2)+(7*0)+(6*0)+(5*4)+(4*2)+(3*8)+(2*9)+(1*4)=90
90 % 10 = 0
So 200428-94-0 is a valid CAS Registry Number.

200428-94-0Relevant articles and documents

Synthesis in the field of podophyllotoxin and related analogues: Part X-Synthesis of indan analogue of tridemethoxy-β-apopicropodophyllin and ethyl-l-oxo-4-(3', 4', 5'-trimethoxyphenyl)-6,7-trimethylene-1,2, 3,4-tetrahydro-3-naphthoate as an intermediate

Shashikanth,Anjanamurthy

, p. 572 - 577 (2007/10/03)

The indan analogue 4 of DL-tridemethoxy-β-apopicropodophyllin 3 has been synthesized starting from indan. The synthesis of ethyl l-oxo-4-(3, 4, 5-trimethoxyphenyl)-6, 7-trimethylene-l, 2, 3, 4-tetrahydro-3-naphthoate as an intermediate for indan analogue

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