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dimethyl 1-benzylindole-2,3-dicarboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

857809-56-4

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857809-56-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 857809-56-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,8,0 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 857809-56:
(8*8)+(7*5)+(6*7)+(5*8)+(4*0)+(3*9)+(2*5)+(1*6)=224
224 % 10 = 4
So 857809-56-4 is a valid CAS Registry Number.

857809-56-4Relevant academic research and scientific papers

Bromination of dimethyl I-substituted indole-2,3-dicarboxylates

Miki, Yasuyoshi,Umemoto, Misako,Nakamura, Mai,Hibino, Hajime,Ohkita, Noriko,Kato, Akiko,Aoki, Yoshiyuki

, p. 1893 - 1899 (2007/10/03)

Treatment of dimethyl indole-2,3-dicarboxylate with pyridinium hydrobromide perbromide or bromine in the presence of Lewis acid gave dimethyl 5-bromoindole-2,3-dicarboxylate as the sole product. In a similar manner, dimethyl 1-benzyl- and 1-benzenesulfony

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