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139507-50-9

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139507-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139507-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,5,0 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 139507-50:
(8*1)+(7*3)+(6*9)+(5*5)+(4*0)+(3*7)+(2*5)+(1*0)=139
139 % 10 = 9
So 139507-50-9 is a valid CAS Registry Number.

139507-50-9SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name Acetic acid, 2-?(methoxymethylamino)?-?2-?oxo-?, methyl ester

1.2 Other means of identification

Product number -
Other names -

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:139507-50-9 SDS

139507-50-9Downstream Products

139507-50-9Relevant articles and documents

Asymmetric Transfer Hydrogenation of α-Keto Amides; Highly Enantioselective Formation of Malic Acid Diamides and α-Hydroxyamides

Gediya, Shweta K.,Vyas, Vijyesh K.,Clarkson, Guy J.,Wills, Martin

supporting information, p. 7803 - 7807 (2021/10/20)

The asymmetric transfer hydrogenation (ATH) of α-keto-1,4-diamides using a tethered Ru/TsDPEN catalyst was achieved in high ee. Studies on derivatives identified the structural elements which lead to the highest enantioselectivities in the products. The α-keto-amide reduction products have been converted to a range of synthetically valuable derivatives.

Total synthesis of symbioramide: A flexible approach for the efficient preparation of structural isomers

Prevost, Sebastien,Ayad, Tahar,Phansavath, Phannarath,Ratovelomanana-Vidal, Virginie

experimental part, p. 3213 - 3226 (2012/01/03)

A concise, enantioselective total synthesis of symbioramide, starting from simple achiral compounds and racemic α-amino-β-keto ester derivatives is reported. This highly flexible strategy allowed the efficient preparation of seven structural isomers of the natural product as well. The synthesis relies on a convergent route that involves the efficient stereoselective reduction of a α-keto-β-yne ester, and the dynamic kinetic resolution of an α-amino-β-keto ester through ruthenium-mediated asymmetric hydrogenation. Copyright

Oxalic acid derivatives, their preparation and plant growth regulators containing them

-

, (2008/06/13)

Oxalylhydroxamic acid derivatives of the formula I where the substituents have the following meanings: X is oxygen or sulfur; R1 is substituted or unsubstituted alkyl, alkenyl or alkynyl; substituted or unsubstituted monocyclic or polycyclic cycloalkyl or cycloalkylmethyl; substituted or unsubstituted phenyl or phenyl-C1 -C4 -alkyl; R2 is hydrogen or alkyl; R3 is substituted or unsubstituted alkyl, alkenyl or alkynyl; substituted or unsubstituted monocyclic or polycyclic cycloalkyl; substituted or unsubstituted phenyl-C1 -C4 -alkyl or phenoxy-C1 -C4 -alkyl; and their agriculturally useful salts; their manufacture; growth-regulating agents containing them; and methods of regulating plant growth.

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