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32370-44-8

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32370-44-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 32370-44-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,2,3,7 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 32370-44:
(7*3)+(6*2)+(5*3)+(4*7)+(3*0)+(2*4)+(1*4)=88
88 % 10 = 8
So 32370-44-8 is a valid CAS Registry Number.

32370-44-8SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name pentacarbonyl[(dihydroamino)phenylcarbene]chromium

1.2 Other means of identification

Product number -
Other names (aminophenylcarbene)pentacarbonylchromium(0)

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:32370-44-8 SDS

32370-44-8Relevant articles and documents

Photolytic reactions of chromium aminocarbene complexes. Conversion of amides to α-amino acids

Hegedus, Louis S.,Schwindt, Mark A.,De Lombaert, Stéphane,Imwinkelried, Rene

, p. 2264 - 2273 (2007/10/02)

A variety of tertiary amides was converted to chromium aminocarbene complexes by reaction with Na2Cr(CO)5 and trimethylsilyl chloride. Photolysis of these carbene complexes in methanol or tert-butyl alcohol solvent produced α-amino esters in good to excellent yield. Aminocarbene complexes containing chiral oxazolidine groups were synthesized and photolyzed in alcohol to produce chiral α-amino esters in 50-93% de. Pentacarbonyl[(dibenzylamino)(methyl)carbene]chromium(0) was prepared in high yield by the N-benzylation of the corresponding monobenzyl amino complex. Base-assisted alkylation of the methyl group with a variety of halides followed by photolysis in methanol produced the alkylated alanine methyl ester in excellent overall yield. Other aminocarbene complexes underwent similar reactions. With chiral, optically active aminocarbene complexes, the alkylated alanine derivative was produced with high diastereoselectivity.

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