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2,2,2-trichloroethyl 6α-phenylselenylpenicillanate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74481-11-1

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74481-11-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74481-11-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,8 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 74481-11:
(7*7)+(6*4)+(5*4)+(4*8)+(3*1)+(2*1)+(1*1)=131
131 % 10 = 1
So 74481-11-1 is a valid CAS Registry Number.

74481-11-1Downstream Products

74481-11-1Relevant articles and documents

Preparation of 6α-Monosubstituted and 6,6-Disubstituted Penicillanates from 6-Diazopenicillanates: Reactions of 6-Diazopenicillanates with Alcohols, Thiols, Phenylseleninyl Compounds, and Allylic Sulphides, and their Analogues

Giddings, Peter J.,John, D. Ivor,Thomas, Eric J.

, p. 2757 - 2766 (2007/10/02)

Reactions of 6-diazapenicillanates (1) and (2) with a range of compounds, in some cases catalysed by BF3-Et2O or Cu(acac)2, have been investigated, and found to be useful for the synthesis of 6α-monosubstituted and 6,6-disubstituted penicillanates.Thus th

Preparation and reduction of 6-phenylselenylpenicillanates. A stereoselective synthesis of 6β-substituted penicillanates

Giddings, Peter J.,D, Ivor John,Thomas, Eric J.

, p. 399 - 402 (2007/10/02)

The preparation and tri-n-butyltin hydride reduction of benzyl 6-chloro-6-phenyl-selenyl- and benzyl 6,6-bis(phenylselenyl)penicillanates, and related compounds, is discussed.

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