Methyl-(R)-lactat
(+)-Methyl lactate
Grundinformationen
- CAS
17392-83-5- Standard-SMILES
COC(=O)[C@@H](C)O- InChIKey
LPEKGGXMPWTOCB-GSVOUGTGSA-N- Summenformel
- C4H8O3
- Durchschnittliche Molmasse
- 104,1 g/mol
- Monoisotopische Masse
- 104,04734412
Überblick
Methyl (R)-lactate is a methyl lactate that has R configuration. It is functionally related to a (R)-lactic acid. It is an enantiomer of a methyl (S)-lactate.
Namen und Bezeichner
- Bevorzugter Name
- (+)-Methyl lactate
- IUPAC
- methyl (2R)-2-hydroxypropanoate
- Lokaler Name
- Methyl-(R)-lactat
- Englischer Name
- Methyl (R)-(+)-lactate
- Summenformel
- C4H8O3
- Molmasse
- 104.1
Namen und Synonyme
17392-83-5Methyl (R)-lactateD-methyl lactateD-Lactic acid methyl esterMethyl lactate, (+)-(+)-methyl lactateD-lactate methyl ester45MZ1T3TBVCHEBI:74611DTXSID201045071RefChem:157123DTXCID401526992
Weitere Namen anzeigen
Methyl (R)-2-HydroxypropanoateMETHYL-(R)-LACTATEMethyl-D-lactate >=99.0%,Chiral gradeDLAMD- METHYL D-LACTATE
241-420-6Methyl (R)-(+)-lactate(R)-Methyl 2-hydroxypropanoatemethyl (2R)-2-hydroxypropanoatemethyl D-lactateMethyl D-(+)-Lactate(R)-methyl lactate(+)-Methyl D-lactate
Datenbank-Bezeichner
- CAS
17392-83-5- PubChem CID
- 637514
- DTXSID
DTXSID201045071- ChEBI
CHEBI:74611- UNII
- 45MZ1T3TBV
- EC Number
- 241-420-6
- Nikkaji
- J208.669G
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- -0,1
- Polarare Oberfläche (TPSA)
- 46,5 Ų
- H-Brücken-Donoren
- 1
- H-Brücken-Akzeptoren
- 3
- Frei drehbare Bindungen
- 2
- Schwere Atome
- 7
- Formalladung
- 0
- Komplexität
- 69,3
Experimentelle und physikochemische Eigenschaften
SpringerMaterials PropertiesOptical coefficient
Physikochemische Eigenschaften
- Siedepunkt
- 144 · 144-145 °C(lit.)
- Dichte
- 1.09 g/mL · 1.09 g/mL at 25 °C(lit.)
- Brechungsindex
- 20 · n20/D 1.413(lit.)
- Flammpunkt
- 121 °F · 121 °F
- storage temp.
- 2 · Inert atmosphere,2-8°C
- Löslichkeit
- Chloroform, Ethyl Acetate (Slightly), Methanol (Slightly)
- Aggregatzustand
- Liquid
- pka
- 13.07 · 13.07±0.20(Predicted)
- Farbe
- Clear colorless
- Wasserlöslichkeit
- miscible, hydrolyses
- Merck
- 14 · 14,6094
- InChI
- 1S/C4H8O3/c1-3(5)4(6)7-2/h3,5H,1-2H3/t3-/m1/s1
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
Warning
H226: Flammable liquid and vapor [Warning Flammable liquids]
P210, P233, P240, P241, P242, P243, P261, P264+P265, P271, P280, P303+P361+P353, P304+P340, P305+P351+P338, P319, P337+P317, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)
Warning
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
P210, P233, P240, P241, P242, P243, P261, P264+P265, P271, P280, P303+P361+P353, P304+P340, P305+P351+P338, P319, P337+P317, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)
Gefahrenhinweise
Regulatory InformationStatus: Active Update: 08-11-2021 https://echa.europa.eu/registration-dossier/-/registered-dossier/5610
Hazard Classes and Categories
Flam. Liq. 3 (100%)
Flammable liquid - category 3
Flam. Liq. 3
Sicherheitsdaten
- wgk
- 1
- ridadr
- UN 3272 3/PG 3
- hs_code
- 29181100
- risk_code
- 10-36/37
- hazard_code
- Xi
- safety_code
- 16-24-24/25
- hazard_class
- 3
- packing_group
- III
- Speicherklasse
- 3 - Flammable liquids
- Hazard Classifications
- Eye Irrit. 2Flam. Liq. 3STOT SE 3
Chemie und Industrie
Anwendungen
Verwenden(+)-Methyl D-lactate can be used as a starting material in the asymmetric preparation of: Neomethymycin, a macrolide which contains 12-membered macrolactone that is used as a potent biological agent. PM-toxin A.It can also be used as a chiral pool along with D-(-)-tartaric acid in the stereoselective total synthesis of separacenes A and B via Trost-Rychnovsky alkyne rearrangement, Horner-Wadsworth-Emmons olefination as well as Corey-Bakshi-Shibata reaction.
Vor- und nachgelagerte Produkte
Vorgelagerte Rohstoffe
Ergänzende Hinweise
DefinitionChEBI: A methyl lactate that has R configuration.
Zugehörige Reaktionen
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