4 hydroxy 2 butanone

4-Hydroxy-2-butanone 590-90-9 | TCI America

[4-Hydroxy-2-butanone] [590-90-9] | Buy and find out price and availability, MSDS, properties of TCI's high quality specialty chemicals.

Asymmetric synthesis of ( R)-1,3-butanediol from 4-hydroxy .

Abstract. Biocatalytic asymmetric preparation of (R)-1,3-butanediol has been attracting much attention in pharmaceuticals industry.A new ideal strain, ZJB-09162, which exhibited high reduction activity and excellent (R)-stereospecificity towards 4-hydroxy-2-butanone, has been successfully isolated from soil samples.Based on morphology, physiological tests (API 20 C AUX), and 5.8S-ITS sequence .

4-Hydroxy-4-(4-nitrophenyl)-2-butanone | C10H11NO4 .

Structure, properties, spectra, suppliers and links for: 4-Hydroxy-4-(4-nitrophenyl)-2-butanone.

Alfa Aesar 4-Hydroxy-2-butanone, 95% | Fisher Scientific

4-Hydroxy-2-butanone is used in the preparation of fused benzazepine molecules as selective D3 receptor antagonists with pharmaceutical activity. It is also used in the preparation of verrucarin and mevalonic acid lactone. Further, it is used to prepare 3-buten-2-one through dehydration over an anatase titanium dioxide catalyst.

2-Pentanone, 4-hydroxy- - NIST

Other names: CH3CH(OH)CH2C(O)CH3; 4-Hydroxy-4-methyl-2-butanone; 4-Hydroxy-2-pentanone; 4-hydroxypentan-2-one Permanent link for this species. Use this link for bookmarking this species for future reference. Information on this page: Mass spectrum (electron ionization) References; Notes; Other data available: Phase change data; Reaction .

Reaction products of 4-hydroxy-2-butanone and .

Reaction products of 4-hydroxy-2-butanone and ammonia and hydrogen. EC number: 939-705-1 | CAS number: 2867-59-6 . General information; . Reaction product of 4-hydroxy-2-butanone, ammonia and hydrogen . Type: legal entity composition of the substance State Form: liquid. Constituent 1.

CH3C(O)CH2CH2OH - Welcome to the NIST WebBook

Other names: Methylolacetone; Monomethylolacetone; 3-Ketobutan-1-ol; 3-Oxo-1-butanol; 3-Oxobutanol; 4-Butanol-2-one; 4-Hydroxy-2-butanone; NSC 41219; 4-hydroxybutan-2-one Permanent link for this species. Use this link for bookmarking this species for future reference. Information on this page: Notes; Other data available: Phase change data

4-hydroxy-4-(4-nitrophenyl)-2-butanone - 57548-40-0 .

4-hydroxy-4-(4-nitrophenyl)-2-butanone - cas 57548-40-0, synthesis, structure, density, melting point, boiling point

4-Hydroxy-2-butanone 95% | Sigma-Aldrich

4-Hydroxy-2-butanone is an important pharmaceutical intermediate. Gas phase reaction of the OH radicals with 4-hydroxy-2-butanone has been investigated by absolute rate method. Application 4-Hydroxy-2-butanone has been used in the synthesis of: • 3-buten-2-one via dehydration over anatase-TiO 2 catalyst • 4-methyl-5-hydroxymethy lthiazole

Simple Accordion with CSS & jQuery by Soh Tanaka

A. 4-Benzyloxy-2-butanone.A 100-mL, three-necked, round-bottomed flask is equipped with a magnetic stirring bar, a condenser mounted with a nitrogen inlet, and a pressure-equalizing dropping funnel (Note 1).The flask is charged with 4.40 g (0.050 mol) of 4-hydroxy-2-butanone (Note 2), 50 mL of dry toluene (Note 3), and 13.9 g (0.060 mol) of freshly prepared silver oxide (Note 4).

3-Hydroxy-2-butanone - SpectraBase

Compound 3-Hydroxy-2-butanone with free spectra: 4 NMR, 6 FTIR, and 1 Raman.

Acetoin | 513-86-0

3-Hydroxy-2-butanone is a ketone and alcohol. Ketones are reactive with many acids and bases liberating heat and flammable gases (e.g., H2). The amount of heat may be sufficient to start a fire in the unreacted portion of the ketone.

4-Hydroxy-2-butanone 590-90-9 |

[4-Hydroxy-2-butanone] [590-90-9] | や、などのページです。

4 hydroxy 2 butanone,

4-Hydroxy-2-butanone(590-90-9)1HNMR

ChemicalBook Provide4-Hydroxy-2-butanone(590-90-9) 1 HNMRIR2,MS,IR3,IR1,1HNMR,Raman,ESR,13CNMR,Spectrum

Substance Name: 4-Hydroxy-2-butanone

590-90-9 - LVSQXDHWDCMMRJ-UHFFFAOYSA-N - 4-Hydroxy-2-butanone - Similar structures search, synonyms, formulas, resource links, and other chemical information.

4-(4-Hydroxyphenyl)-2-butanone | C10H12O2 - PubChem

This is the first report associated with the depigmenting activity of 4-(p-hydroxyphenyl)-2-butanone and its crude products. The purpose of this paper is to present three cases of occupational leukoderma in the upper extremities of workers engaged in the manufacturing of 4-(p-hydroxyphenyl)-2-butanone.

3-Hydroxy-2-butanon – Wikipedia

3-Hydroxy-2-butanon oder Acetoin ist eine organische Verbindung, die von einigen Bakterien als Zwischenprodukt des Stoffwechsels gebildet wird, aber auch in Pflanzenteilen vorkommt. Isomerie. 3-Hydroxy-2-butanon besitzt ein Stereozentrum, somit existieren zwei .

3,4-dihydroxy-2-butanone-4-phosphate synthase - Wikipedia

In molecular biology, 3,4-dihydroxy-2-butanone 4-phosphate synthase (DHBP synthase) (RibB) EC 4.1.99.12 is an enzyme which catalyses the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate, the latter serving as …

590-90-9 - 4-Hydroxy-2-butanone, 95% - L11456 - Alfa Aesar

4-Hydroxy-2-butanone is used in the preparation of fused benzazepine molecules as selective D3 receptor antagonists with pharmaceutical activity. It is also used in the preparation of verrucarin and mevalonic acid lactone. Further, it is used to prepare 3-buten-2-one through dehydration over an anatase titanium dioxide catalyst.

4 hydroxy 2 butanone,

SPECTRUM 4-Hydroxy-2-Butanone, 500mL - Grainger

Looking for SPECTRUM 4-Hydroxy-2-Butanone, 500mL (19JK53)? Grainger's got your back. Price $382.04. Easy online ordering and next-day delivery available with 24/7 expert product support.

4-Hydroxy-2-Butanone - DrugBank

Not Available Food Interactions Not Available References Synthesis Reference. Akinobu Matsuyama, Teruyuki Nikaido, Yoshinori Kobayashi, "Production of optically active 1,3-butanediol by asymmetric assimilation or reduction of 4-hydroxy-2-butanone."

4-(4-Hydroxy-3-methoxyphenyl)-2-butanone | VWR

Learn more about 4-(4-Hydroxy-3-methoxyphenyl)-2-butanone. We enable science by offering product choice, services, process excellence and our people make it happen.

4-hydroxy-2-butanone - Wikidata

4-Hydroxy-2-Butanone (English) retrieved. 20 November 2016. PDB structure ID. 1D7J. 1 reference. stated in. Protein Data Bank. PDB structure ID. 1D7J. language of work or name. English. title. 1D7J (English) retrieved. 19 October 2016. DSSTOX substance identifier. DTXSID4060442. 1 reference.

Mechanism and kinetics of 4-hydroxy-2-butanone formation .

Mechanism and kinetics of 4-hydroxy-2-butanone formation from formaldehyde and acetone under supercritical conditions and in high-temperature liquid-phase. Author links open overlay panel Jun Mei a Jianyong Mao b Zhirong Chen a Shenfeng Yuan a Haoran Li c Hong Yin a 1. Show more.

Synthesis of 4-hydroxy-4-methyl-2-pentanone - PrepChem

Feb 10, 2016· Preparation of 4-hydroxy-4-methyl-2-pentanone.116 g of pure acetone are cooled to -12° C and treated with a 30% solution of 5 g of potassium cyanide. The mixture is then slowly stirred and 44 g of freshly prepared acetaldehyde dropped in,

4-hydroxy-4-phenyl-2-butanone - C10H12O2, density, melting .

4-hydroxy-4-phenyl-2-butanone - C10H12O2, synthesis, structure, density, melting point, boiling point

4-Hydroxy-2-butanone | C4H8O2 - PubChem

Akinobu Matsuyama, Teruyuki Nikaido, Yoshinori Kobayashi, "Production of optically active 1,3-butanediol by asymmetric assimilation or reduction of 4-hydroxy-2-butanone." U.S. Patent US5219757, issued March, 1990.

2-Butanone, 4-(4-hydroxy-3-methoxyphenyl)- - webbook.nist

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