Pentanedioic acid,2-methyl- supplier

Name
2-METHYLGLUTARIC ACID
EINECS 210-521-7
CAS No. 18069-17-5
Article Data101
CAS DataBase
Density 1.246 g/cm³
Solubility
Melting Point 80-82 °C(lit.)
Formula C₆H₁₀O₄
Boiling Point 332.7 °C at 760 mmHg
Molecular Weight 146.143
Flash Point 148.8 °C
Transport Information
Appearance white to almost white fine crystalline powder
Safety 26-36
Risk Codes 36/37/38
Molecular Structure
Hazard Symbols Xi
Synonyms 2-Methylglutaric acid;2-Methylpentanedioic acid;
PSA 74.60000
LogP 0.57190

Synthetic route

: 201230-82-2
carbon monoxide

: 108-29-2
5-methyl-dihydro-furan-2-one

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With hexafluoroantimonic acid at 30℃; for 1h;	100%

: 4553-62-2
2-methylglutaronitrile

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With sulfuric acid; nitric acid at 90℃; for 16h; Reagent/catalyst; Temperature; Inert atmosphere;	96%
With hydrogenchloride
acid hydrolysis;
With sulfuric acid; water at 105 - 125℃; for 8.42h; Inert atmosphere;

: 26093-63-0
3-methyltetrahydropyran

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With sodium bromate; potassium hydrogensulfate In water at 25 - 30℃; for 120h; Oxidation;	87%

: 500-05-0
2H-pyran-2-one-5-carboxylic acid

A: 5807-38-5
6-oxo-tetrahydro-pyran-3-carboxylic acid

B: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With methanol; palladium on activated charcoal Hydrogenation;

: 6018-41-3
methyl coumalate

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With methanol; platinum(IV) oxide Hydrogenation.Verseifung der NaHCO3-loeslichen Anteile des Reaktionsprodukts mit konz. HCl;

: 74457-59-3
2,6-dimethyl-5-oxo-heptanoic acid

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
bei weiterer Oxidation; α-methyl-isobutyryl-butyric acid from dihydrocamphorphorone;

: 74457-59-3
2,6-dimethyl-5-oxo-heptanoic acid

A: 18069-17-5
2-methylglutaric acid

B: 67-64-1
acetone

Conditions

Conditions	Yield
durch Oxidation; substance from carvenone;

: 67-66-3
chloroform

: 6784-16-3
5-methyl-2-isopropylidenecyclopentanone

A: 18069-17-5
2-methylglutaric acid

B: 67-64-1
acetone

Conditions

Conditions	Yield
bei der Ozonspaltung;

...Expand

: 54088-65-2
rac-2,6-dimethylhept-5-enenitrile

A: 498-21-5, 636-60-2
2-methylbutanedioic acid

B: 18069-17-5
2-methylglutaric acid

C: 67-64-1
acetone

Conditions

Conditions	Yield
bei der Oxydation und nachfolgender Verseifung des Reaktionsproduktes;

...Expand

: 74650-83-2
methyl α-methyl-γ-carboethoxy-γ-acetylbutyrate

A: 18069-17-5
2-methylglutaric acid

B: 14203-46-4
4-methyl-cyclohexane-1,3-dione

Conditions

Conditions	Yield
With sodium methylate anschliessend Erwaermen mit wss. KOH;

: 74650-83-2
methyl α-methyl-γ-carboethoxy-γ-acetylbutyrate

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With methanol; sodium methylate anschliessendes Erhitzen mit wss.Kalilauge;

: 35299-16-2
cyano-2 methyl-4 glutarate de diethyle

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
mit verd. Mineralsaeuren;

: 132467-55-1
1,1,2-triethyl 2-methylpropane-1,1,2-tricarboxylate

: 141-52-6
sodium ethanolate

A: 18069-17-5
2-methylglutaric acid

B: 597-43-3
2,2-dimethylsuccinic acid

Conditions

Conditions	Yield
at 100℃; im Rohr und, Kochen des Reaktionsprodukts mit 20 prozentiger Salzsaeure;

...Expand

: 23733-68-8
p-menth-3-en-2-one

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With potassium permanganate

: 14203-46-4
4-methyl-cyclohexane-1,3-dione

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With air

: 66984-18-7
(+/-)-1-methyl-2-oxo-1-cyclopentanecarbonitrile

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With nitric acid

: 6784-16-3
5-methyl-2-isopropylidenecyclopentanone

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With potassium permanganate

: p-menth-4(8)-ene-2,3-dione-2-oxime

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With potassium hydroxide; dihydrogen peroxide

: 996-82-7
sodium diethylmalonate

: 80-62-6
methacrylic acid methyl ester

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
anschliessende Hydrolyse und Decarboxylierung;

: 141-52-6
sodium ethanolate

: 105-53-3
diethyl malonate

: 20609-71-6
3-bromo-2-methyl-propionic acid methyl ester

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
Verseifen des entstandenen Esters mit HCl;

...Expand

: 18852-51-2
sodium cyanoacetic acid ethyl ester

: 80-55-7
ethyl 2-hydroxy-2,2-dimethylethanoate

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With ethanol man behandelt das saure Reaktionsprodukt mit kalter konzentrierter Schwefelsaeure, verduennt mit Wasser und kocht;

: 23886-52-4
4-cyanopentanoic acid

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With sodium hydroxide

: 14035-94-0
dimethyl 2-methylglutarate

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
(hydrolysis);

: 89898-62-4
butane-1,3,3-tricarboxylic acid

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
at 150℃;

: 39555-01-6
diethyl 2-ethoxycarbonyl-2-methylglutarate

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With hydrogenchloride

: 37810-29-0
2-methyl-4-cyanobutyric acid

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
With sulfuric acid

: 292638-85-8
acrylic acid methyl ester

: 609-08-5
Diethyl methylmalonate

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
(i) , (ii) (decarboxylation); Multistep reaction;

: 97-63-2
methyl methacrylate

: 105-53-3
diethyl malonate

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
Yield given. Multistep reaction;

: 1679-47-6
3-methyltetrahydro-2-furanone

powdered potassium cyanide: powdered potassium cyanide

: 18069-17-5
2-methylglutaric acid

Conditions

Conditions	Yield
at 270℃; im geschlossenen Rohr anschliessend Behandeln mit Kalilauge;

: 18069-17-5
2-methylglutaric acid

: 31468-33-4
2-methylglutaric anhydride

Conditions

Conditions	Yield
With acetic anhydride for 24h; Heating;	100%
With acetyl chloride Heating;	98.4%
With acetic anhydride at 140℃; for 7h;	92.2%

: 18069-17-5
2-methylglutaric acid

: 88150-42-9
2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-3-ethoxycarbonyl-5-methoxycarbonyl-6-methyl-1,4-dihydropyridine

: amlodipine hemi-2-methyl glutarate salt

Conditions

Conditions	Yield
In diethyl ether; tert-butyl alcohol at 5 - 20℃; for 4h;	95%

: 110-00-9
furan

: 18069-17-5
2-methylglutaric acid

: 4124-30-5
dichloroacetic anhydride

: 91061-95-9
methyl 4-furoylbutyrate

Conditions

Conditions	Yield
In toluene	94.5%

...Expand

: 18069-17-5
2-methylglutaric acid

: 42856-62-2
2-methyl-1,5-pentanediol

Conditions

Conditions	Yield
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 16h; Reflux;	93%
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 16h; Inert atmosphere; Reflux;	93%
With dimethylsulfide borane complex In tetrahydrofuran at 0 - 25℃; for 16.15h; Inert atmosphere;	91%

: 18069-17-5
2-methylglutaric acid

: 79-03-8
propionyl chloride

: 20990-14-1
2,4-dimethyl-1,3-cyclohexanedione

Conditions

Conditions	Yield
Stage #1: 2-methylglutaric acid With aluminum (III) chloride; nitromethane at 20℃; for 1h; Inert atmosphere; Stage #2: propionyl chloride at 80℃; for 3h; Inert atmosphere;	89%

: 67-56-1
methanol

: 18069-17-5
2-methylglutaric acid

: C6H11NO3

: 14035-94-0
dimethyl 2-methylglutarate

Conditions

Conditions	Yield
With sulfuric acid In water at 60℃; for 3h; Temperature; Inert atmosphere;	86.1%

...Expand

: 18069-17-5
2-methylglutaric acid

: 103129-82-4
amlodipine

: (S)-(-)-amlodipine hemi-2-methylglutarate salt

Conditions

Conditions	Yield
In ethanol at 20℃; for 1h;	84%

: 18069-17-5
2-methylglutaric acid

: 29553-51-3
3-methyl-piperidine-2,6-dione

Conditions

Conditions	Yield
Stage #1: 2-methylglutaric acid With acetic anhydride at 20 - 60℃; for 8h; Stage #2: With ammonia In tetrahydrofuran; water at 0 - 20℃; for 8h; Stage #3: With acetic anhydride at 60℃; for 8h;	78%
With acetyl chloride Behandeln des erhaltenen Saeureanhydrids mit Ammoniak bei 120grad und Erhitzen des Reaktionsprodukts auf 200grad;
With ammonia 1.) 150 deg C, 1.5 h, 2.) 200 deg C, 0.5 h; Yield given. Multistep reaction;
Multi-step reaction with 2 steps 1: Ac2O 2: NH4OH View Scheme

: 18069-17-5
2-methylglutaric acid

: 141-75-3
butyryl chloride

: 2-ethyl-4-methylcyclohexane-1,3-dione

Conditions

Conditions	Yield
Stage #1: 2-methylglutaric acid With aluminum (III) chloride; nitromethane In 1,2-dichloro-ethane at 20℃; for 1h; Inert atmosphere; Stage #2: butyryl chloride In 1,2-dichloro-ethane at 80℃; for 3h; Inert atmosphere;	73%

: 18069-17-5
2-methylglutaric acid

: 124-40-3
dimethyl amine

: 1033820-68-6
N,N,N',N'-tetramethyl-2-methylglutaramide

Conditions

Conditions	Yield
Stage #1: 2-methylglutaric acid With thionyl chloride at 60℃; for 5h; Stage #2: dimethyl amine With triethylamine In toluene at 0 - 20℃;	67%

: 18069-17-5
2-methylglutaric acid

: 109-89-7
diethylamine

: 100071-13-4
N,N,N',N'-tetraethyl-2-methylglutaramide

Conditions

Conditions	Yield
Stage #1: 2-methylglutaric acid With thionyl chloride at 60℃; for 5h; Stage #2: diethylamine With triethylamine In toluene at 0 - 20℃;	66%

: 17252-51-6
1,3-di(4-pyridyl)propane

: cadmium(II) nitrate tetrhydrate

: 18069-17-5
2-methylglutaric acid

: 7732-18-5
water

: {[Cd(1,3-bis(4-pyridyl)propane)(2-methylglutarate)(OH2)]·2H2O}n

Conditions

Conditions	Yield
In dimethyl sulfoxide at 20℃;	65%

...Expand

: 18069-17-5
2-methylglutaric acid

: 75-36-5
acetyl chloride

: 134746-37-5
2-acetyl-4-methylcyclohexane-1,3-dione

Conditions

Conditions	Yield
Stage #1: 2-methylglutaric acid With aluminum (III) chloride In nitromethane at 20℃; for 1h; Inert atmosphere; Stage #2: acetyl chloride In nitromethane at 80℃; for 2h; Inert atmosphere;	65%

: copper(II) bis(tetrafluoroborate)

: 18069-17-5
2-methylglutaric acid

: 7732-18-5
water

: 6957-22-8
4-pyridinealdazine

: {[Cu2(μ4-2-methylglutarate)2(μ-1,4-bis(4-pyridyl)-2,3-diaza-1,3-butadiene)]*5H2O}n

Conditions

Conditions	Yield
With urea In ethanol at 20℃; for 168h;	60%

...Expand

: 18069-17-5
2-methylglutaric acid

: 2528-61-2
Heptanoic acid chloride

: 2-pentyl-4-methylcyclohexane-1,3-dione

Conditions

Conditions	Yield
Stage #1: 2-methylglutaric acid With aluminum (III) chloride; nitromethane at 20℃; for 1h; Inert atmosphere; Stage #2: Heptanoic acid chloride at 80℃; for 3h; Inert atmosphere;	57%

: 18069-17-5
2-methylglutaric acid

: 74-31-7
N,N'-diphenyl-1,4-phenylenediamine

: C24H18N2

Conditions

Conditions	Yield
With zinc(II) chloride for 0.0833333h; microwave irradiation;	34%

: 64-17-5
ethanol

: 18069-17-5
2-methylglutaric acid

: 18545-83-0
diethyl 2-methylglutarate

Conditions

Conditions	Yield
With sulfuric acid
With hydrogenchloride

: 18069-17-5
2-methylglutaric acid

: 3058-01-3, 81177-02-8
3-methyladipic acid

: 67-64-1
acetone

Conditions

Conditions	Yield
With dihydrogen peroxide

: 18069-17-5
2-methylglutaric acid

: 3-methyl-1-phenyl-piperidine-2,6-dione

: 18069-17-5
2-methylglutaric acid

: 2-chloro-4-methyl-glutaric acid dimethyl ester

Conditions

Conditions	Yield
With thionyl chloride; chlorine Eingiessen des Reaktionsprodukts in Methanol;

: 18069-17-5
2-methylglutaric acid

: 474327-99-6
2-bromo-4-methyl-glutaric acid dimethyl ester

Conditions

Conditions	Yield
With thionyl chloride man setzt bei 40grad Brom hinzu, erwaermt die Reaktions-Loesung dann auf 60grad und giesst das Reaktionsprodukt in Methanol;

: 18069-17-5
2-methylglutaric acid

: 2-chloro-4-methyl-glutaric acid diethyl ester

Conditions

Conditions	Yield
/BRN= 1783854/;

: 18069-17-5
2-methylglutaric acid

: 10171-93-4
N,N'-diphenyl-2-methylpentane-1,5-dicarboxamide

: 18069-17-5
2-methylglutaric acid

: 2-methyl-glutaric acid bis-(4-phenyl-phenacyl ester)

Pentanedioic acid,2-methyl- Specification

The Pentanedioic acid,2-methyl-, with the CAS registry number 18069-17-5, is also known as alpha-Methylglutaric acid. It belongs to the product categories of Miscellaneous Biochemicals; C6; Carbonyl Compounds; Carboxylic Acids. Its EINECS registry number is 210-521-7. This chemical's molecular formula is C₆H₁₀O₄ and molecular weight is 146.1412. Its IUPAC name is called 2-methylpentanedioic acid. What's more. this chemical is white to almost white fine crystalline powder.

Physical properties of Pentanedioic acid,2-methyl-: (1)ACD/LogP: -0.69; (2)ACD/LogD (pH 5.5): -2.35; (3)ACD/LogD (pH 7.4): -5.31; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 1; (7)ACD/KOC (pH 7.4): 1; (8)#H bond acceptors: 4; (9)#H bond donors: 2; (10)#Freely Rotating Bonds: 4; (11)Index of Refraction: 1.473; (12)Molar Refractivity: 32.93 cm³; (13)Molar Volume: 117.2 cm³; (14)Surface Tension: 50.1 dyne/cm; (15)Density: 1.246 g/cm³; (16)Flash Point: 148.8 °C; (17)Enthalpy of Vaporization: 63.26 kJ/mol; (18)Boiling Point: 332.7 °C at 760 mmHg; (19)Vapour Pressure: 2.76E-05 mmHg at 25°C.

Preparation of Pentanedioic acid,2-methyl-: this chemical can be prepared by 3-Methyl-tetrahydro-pyran. This reaction is a kind of Oxidation. It will need reagents NaBrO₃, KHSO₄ and solvent H₂O. The reaction time is 120 hours with reaction temperature of 25 - 30 °C. The yield is about 87%.

Pentanedioic acid,2-methyl- can be prepared by 3-Methyl-tetrahydro-pyran

Uses of Pentanedioic acid,2-methyl-: it can be used to produce 2-methyl-pentanedioic acid anhydride. This reaction will need reagent acetyl chloride.

Pentanedioic acid,2-methyl- can be used to produce 2-methyl-pentanedioic acid anhydride

When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CC(CCC(=O)O)C(=O)O
(2)InChI: InChI=1S/C6H10O4/c1-4(6(9)10)2-3-5(7)8/h4H,2-3H2,1H3,(H,7,8)(H,9,10)
(3)InChIKey: AQYCMVICBNBXNA-UHFFFAOYSA-N

Product Name

2-METHYLGLUTARIC ACID

Synthetic route

Pentanedioic acid,2-methyl- Specification

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