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203788-46-9

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203788-46-9 Usage

Physical state

White solid

Molecular weight

239.31 g/mol

Common uses

Fragrance industry as a scenting agent, production of perfumes, soaps, and other personal care products

Odor

Floral, powdery, and musky

Potential applications

Synthesis of various drugs and pharmaceutical compounds

Check Digit Verification of cas no

The CAS Registry Mumber 203788-46-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,3,7,8 and 8 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 203788-46:
(8*2)+(7*0)+(6*3)+(5*7)+(4*8)+(3*8)+(2*4)+(1*6)=139
139 % 10 = 9
So 203788-46-9 is a valid CAS Registry Number.

203788-46-9Relevant articles and documents

Recent progress of phthalimidine syntheses

Takahashi, Ichiro,Hatanaka, Minoru

, p. 2475 - 2499 (1997)

Phthalimidine (2,3-dihydro-1H-isoindol-1-one) syntheses in recent years are reviewed primarily for those involving synthetic auxiliary-mediated mild Mannich type condensation reactions.

A facile scheme for phthalimide ? phthalimidine conversion

Luzzio, Frederick A.,Piatt Zacherl, DeAnna,Figg, William D.

, p. 2087 - 2090 (2007/10/03)

Desulfurization of phenylthiolactams using an ultrasound-promoted Raney nickel protocol yields the corresponding N-substituted phthalimidines. Benzylic oxidation of the N-substituted phthalimidines by treatment with 2,2'-bipyridinium chlorochromate/m-chloroperbenzoic acid (BPCC/MCPBA) affords the original phthalimides. The reduction-desulfurization is applied to the preparation of a deoxythalidomide derivative which is a TNF-α inhibitor.

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