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3-(benzyloxy)-7-hydroxy-1-methyl-6H-benzo[c]chromen-6-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

881308-38-9

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881308-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 881308-38-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,1,3,0 and 8 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 881308-38:
(8*8)+(7*8)+(6*1)+(5*3)+(4*0)+(3*8)+(2*3)+(1*8)=179
179 % 10 = 9
So 881308-38-9 is a valid CAS Registry Number.

881308-38-9Downstream Products

881308-38-9Relevant articles and documents

Domino reactions of 1,3-bis-silyl enol ethers with benzopyrylium triflates: Efficient synthesis of fluorescent 6H-benzo[c]chromen-6-ones, dibenzo[c,d]chromen-6-ones, and 2,3-dihydro-1H-4,6-dioxachrysen-5-ones

Appel, Bettina,Saleh, Nehad N.R.,Langer, Peter

, p. 1221 - 1236 (2007/10/03)

The condensation of 1,3-bissilyl enol ethers with benzopyrylium triflates, generated in situ by the reaction of chromones with Me3SiOTf, afforded functionalized 2,3-dihydrobenzopyrans; treatment of the latter with NEt3, or BBr3

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