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126827-25-6

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126827-25-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126827-25-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,8,2 and 7 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 126827-25:
(8*1)+(7*2)+(6*6)+(5*8)+(4*2)+(3*7)+(2*2)+(1*5)=136
136 % 10 = 6
So 126827-25-6 is a valid CAS Registry Number.

126827-25-6SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name methyl 6-methyl-4-phenyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (en)5-Pyrimidinecarboxylic acid, 1,2,3,4-tetrahydro-6-methyl-4-phenyl-2-thioxo-, methyl ester (en)

1.2 Other means of identification

Product number -
Other names 6-methyl-4-phenyl-2H-pyran-2-one

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:126827-25-6 SDS

126827-25-6Relevant articles and documents

Decoration of multi-walled carbon nanotubes with NiO nanoparticles and investigation on their catalytic activity to synthesize pyrimidinone heterocycles

Safari, Javad,Gandomi-Ravandi, Soheila

, p. 147 - 154 (2015)

A supported carbon material is shown to be a highly efficient, eco-friendly and recyclable solid acid catalyst for the Biginelli reaction of aldehyde, β-ketoester and urea or thiourea under microwave irradiation in the absence of solvent. This method offe

Synthesis of 3,4-dihydropyrimidin-2(1H)-one via one-pot Biginelli reaction under solvent-free conditions

Peng, Huan,Hu, Yulin,Xing, Rong,Fang, Dong

, p. 2053 - 2058 (2015)

Three novel heteropolyanion-based acidic ionic liquids, [TMAPS]H2PMo12O40, [TEAPS]H2PMo12O40, and [TBAPS]H2PMo12O40, were used as efficient catalysts for th

Studies on the Biginelli reaction: A mild and selective route to 3,4-dihydropyrimidin-2(1H)-ones via enamine intermediates

Mabry, John,Ganem, Bruce

, p. 55 - 56 (2006)

L-Proline methyl ester hydrochloride was found to be an effective catalyst for assembling (±)-dihydropyrimidinones under mild conditions. Mechanistic insights into the useful selectivity elements of this amine-catalyzed process are also reported.

One-pot synthesis of 3,4-dihydropyrimidin-2(1H)-ones using chloroacetic acid as catalyst

Yu, Yang,Liu, Di,Liu, Chunsheng,Luo, Genxiang

, p. 3508 - 3510 (2007)

A simple and effective synthesis of 3,4-dihydropyrimidin-2(1H)-one derivatives from aldehydes, 1,3-dicarbonyl compounds and urea or thiourea using chloroacetic acid as catalyst under solvent-free conditions is described. Compared with the classical Bigine

Melamine trisulfonic acid: A new, efficient and recyclable catalyst for the synthesis of 3,4-dihydropyrimidin-2(1H)-ones/thiones in the absence of solvent

Shirini, Farhad,Zolfigol, Mohammad Ali,Albadi, Jalal

, p. 318 - 321 (2011)

Melamine trisulfonic acid (MTSA) can be used as an efficient and recyclable catalyst for the promotion of the synthesis of 3,4-dihydropyrimidin-2(1H)-ones/ thiones (DHPMs) in the absence of solvent. All reactions were performed at 80 °C in good to high yi

Sulfonic Acid and Ionic Liquid Functionalized Covalent Organic Framework for Efficient Catalysis of the Biginelli Reaction

Yao, Bing-Jian,Wu, Wen-Xiu,Ding, Luo-Gang,Dong, Yu-Bin

, p. 3024 - 3032 (2021/02/05)

A quinoline-linked and ionic liquid-decorated covalent organic framework was prepared by incorporation of a multicomponent Povarov reaction and postsynthetic modification. The imidazolium and sulfonic acid-decorated COF-IM-SO3H can be a highly efficient B

Concentrated solar radiation as a renewable heat source for a preparative-scale and solvent-free Biginelli reaction

Gadkari, Yatin U.,Hatvate, Navnath T.,Takale, Balaram S.,Telvekar, Vikas N.

supporting information, p. 8167 - 8170 (2020/06/09)

A well-known Biginelli reaction for the synthesis of 3,4-dihydropyrimidin-2(1H)-ones/thiones was performed in an environmentally responsible manner. Large numbers of substrates were screened, and found to give excellent yields of the desired products. In

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