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20416-11-9

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20416-11-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20416-11-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,4,1 and 6 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 20416-11:
(7*2)+(6*0)+(5*4)+(4*1)+(3*6)+(2*1)+(1*1)=59
59 % 10 = 9
So 20416-11-9 is a valid CAS Registry Number.

20416-11-9SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name ethyl 4-oxo-5-phenylpentanoate

1.2 Other means of identification

Product number -
Other names 4-Oxo-5-phenylpentanoic acid ethyl ester

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:20416-11-9 SDS

20416-11-9Relevant articles and documents

Radical-Based C?C Bond-Forming Processes Enabled by the Photoexcitation of 4-Alkyl-1,4-dihydropyridines

Buzzetti, Luca,Prieto, Alexis,Roy, Sudipta Raha,Melchiorre, Paolo

supporting information, p. 15039 - 15043 (2017/11/20)

We report herein that 4-alkyl-1,4-dihydropyridines (alkyl-DHPs) can directly reach an electronically excited state upon light absorption and trigger the generation of C(sp3)-centered radicals without the need for an external photocatalyst. Selective excitation with a violet-light-emitting diode turns alkyl-DHPs into strong reducing agents that can activate reagents through single-electron transfer manifolds while undergoing homolytic cleavage to generate radicals. We used this photochemical dual-reactivity profile to trigger radical-based carbon–carbon bond-forming processes, including nickel-catalyzed cross-coupling reactions.

Cooperative activation with chiral nucleophilic catalysts and n-haloimides: Enantioselective iodolactonization of 4-arylmethyl-4-pentenoic acids

Nakatsuji, Hidefumi,Sawamura, Yasuhiro,Sakakura, Akira,Ishihara, Kazuaki

supporting information, p. 6974 - 6977 (2014/07/08)

Chiral triaryl phosphates promote the enantioselective iodolactonization of 4-substituted 4-pentenoic acids to give the corresponding iodolactones in high yields with high enantioselectivity. N-Chlorophthalimide (NCP) is employed as a Lewis acidic activat

Reactivity of Pyrrole Pigments. Part VII Autoxidation of Model Compounds for 5(2H)-Dipyrrylmethanones and 3,4-Dihydro-5(1H)-Pyrromethenones

Ribo, Josep M.,Serra, Xavier

, p. 185 - 200 (2007/10/02)

The autoxidation in alkine media and in the dark of some 5-methyl substituted 3,4-dimethyl-3-pyrrolin-2-ones and 5-methylene substituted pyrrolin-2-ones is studied.Both types of compounds are found to give autoxidation products that indicate very characteristic reaction pathways. - Keywords: Autoxidation; Bile pigments; Dihydropyrromethenoes; Dipyrrylmethanones

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