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121884-04-6

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121884-04-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121884-04-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,8,8 and 4 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 121884-04:
(8*1)+(7*2)+(6*1)+(5*8)+(4*8)+(3*4)+(2*0)+(1*4)=116
116 % 10 = 6
So 121884-04-6 is a valid CAS Registry Number.

121884-04-6Downstream Products

121884-04-6Relevant articles and documents

Natural Product Chemistry. Part 121. Synthesis of Dicoumarinyl Ethers with the Structures Proposed for Fatagarine and Oreojasmine

Reisch, Johannes,Wickramasinghe, Anura,Kumar, Vijaya

, p. 1333 - 1339 (2007/10/02)

Synthesis of the 7,8'-dicoumarinyl ethers: 7-methoxy-7',8-oxydicoumarin and 6,7-dimethoxy-7',8-oxydicoumarin, established that the structures of fatagarine and oreojasmine for which these two structures have been proposed, have to be revised.Synthesis of 7-methoxy-5,7'-oxydicoumarin and 8-methoxy-7,7'-oxydicoumarin exclude the possibility of these dicoumarinyl ether structures for fatagarine. - Keywords: Dicoumarinyl ethers; 6,7-Dimethoxy-7',8-oxydicoumarin; Fatagarine; 7-Methoxy-5,7'-oxydicoumarin; 8-Methoxy-7,7'-oxydicoumarin; 7-Methoxy-7',8-oxydicoumarin; Oreojasmine; Ruta oreojasme

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