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77495-66-0 Usage

General Description

(R)-(+)-1,2-EPOXYOCTANE is a chemical compound with the molecular formula C8H16O. It is an epoxide, which means it contains a three-membered ring consisting of one oxygen atom and two carbon atoms. (R)-(+)-1,2-EPOXYOCTANE is primarily used as a cross-linker or curing agent in the production of polymers and resins, particularly in the manufacturing of adhesives, coatings, and sealants. It is also commonly used in the synthesis of pharmaceuticals and agrochemicals. Additionally, (R)-(+)-1,2-EPOXYOCTANE is utilized as a reagent in organic chemistry reactions, where its high reactivity and stereospecificity make it useful for various synthetic applications. The (R)-(+)- enantiomer of 1,2-EPOXYOCTANE is considered to have specific properties and applications, making it an important molecule in the field of organic chemistry and materials science.

Check Digit Verification of cas no

The CAS Registry Mumber 77495-66-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,9 and 5 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 77495-66:
(7*7)+(6*7)+(5*4)+(4*9)+(3*5)+(2*6)+(1*6)=180
180 % 10 = 0
So 77495-66-0 is a valid CAS Registry Number.

77495-66-0 Well-known Company Product Price

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  • Aldrich

  • (477109)  (R)-(+)-1,2-Epoxyoctane  97%

  • 77495-66-0

  • 477109-100MG

  • 807.30CNY

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77495-66-0SDS

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 (2R)-2-hexyloxirane

1.2 Other means of identification

Product number -
Other names (R)-1-epoxyoctane

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:77495-66-0 SDS

77495-66-0Relevant articles and documents

Structure-Guided Regulation in the Enantioselectivity of an Epoxide Hydrolase to Produce Enantiomeric Monosubstituted Epoxides and Vicinal Diols via Kinetic Resolution

Hou, Xiao-Dong,Hu, Bo-Chun,Hu, Die,Lei, Yu-Qing,Rao, Yi-Jian,Wu, Min-Chen,Zhang, Dong

supporting information, p. 1757 - 1761 (2022/03/16)

Structure-guided microtuning of an Aspergillus usamii epoxide hydrolase was executed. One mutant, A214C/A250I, displayed a 12.6-fold enhanced enantiomeric ratio (E = 202) toward rac-styrene oxide, achieving its nearly perfect kinetic resolution at 0.8 M in pure water or 1.6 M in n-hexanol/water. Several other beneficial mutants also displayed significantly improved E values, offering promising biocatalysts to access 19 structurally diverse chiral monosubstituted epoxides (97.1 - ≥ 99% ees) and vicinal diols (56.2-98.0% eep) with high yields.

Asymmetric Epoxidation of Olefins Catalyzed by Substituted Aminobenzimidazole Manganese Complexes Derived from L-Proline

Lin, Jin,Sun, Wei,Tian, Jing,Xia, Chungu,Zhang, Jisheng

supporting information, (2021/11/16)

A family of manganese complexes [Mn(Rpeb)(OTf)2] (peb=1-(1-ethyl-1H-benzo[d]imidazol-2-yl)-N-((1-((1-ethyl-1H-benzo[d]imidazol-2-yl)methyl) pyrrolidin-2-yl)methyl)-N-methylmethanamine)) derived from L-proline has been synthesized and characterized, where R refers to the group at the diamine backbone. X-ray crystallographic analyses indicate that all the manganese complexes [Mn(Rpeb)(OTf)2] exhibit cis-α topology. These types of complexes are shown to catalyze the asymmetric epoxidation of olefins employing H2O2 as a terminal oxidant with up to 96% ee. Obviously, the R group of the diamine backbone can influence the catalytic activity and enantioselectivity in the asymmetric epoxidation of olefins. In particular, Mn(i-Prpeb)(OTf)2 bearing an isopropyl arm, cannot catalyze the epoxidation reaction with H2O2 as the oxidant. However, when PhI(OAc)2 is used as the oxidant instead, all the manganese complexes including Mn(i-Prpeb)(OTf)2 can promote the epoxidation reactions efficiently. Taken together, these results indicate that isopropyl substitution on the Rpeb ligand inhibits the formation of active Mn(V)-oxo species in the H2O2/carboxylic acid system via an acid-assisted pathway.

Chiral salen Mn (III) immobilized on ZnPS-PVPA through alkoxyl-triazole for superior performance catalyst in asymmetric epoxidation of unfunctionalized olefins

Huang, Jing,Liu, Sirui,Ma, Yan,Cai, Jiali

, p. 27 - 33 (2019/02/28)

Chiral salen Mn (III) catalysts anchored onto ZnPS-PVPA via click chemistry are prepared and applied in asymmetric epoxidations of unfunctionalized olefins. Superior catalytic performances (conv%, up to >99; ee%, up to >99) are achieved in the epoxidations of α-methylstyrene, styrene, indene and 1-octene. According to 6-cyano-2,2-dimethylchromene and 6-nitro-2,2-dimethylchromene, configuration of epoxides are reversed. And then the catalysts are selective in not only oxidative systems, but also substrates. Moreover, superior reusability (yield, 82%; ee, 86%) after recycling for nine times could also be obtained, which provide the potential application in industry.

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