Products Categories
CAS No.: | 585-07-9 |
---|---|
Name: | tert-Butyl methacrylate |
Article Data: | 25 |
Molecular Structure: | |
Formula: | C8H14O2 |
Molecular Weight: | 142.198 |
Synonyms: | Methacrylicacid, tert-butyl ester (6CI,7CI,8CI);1,1-Dimethylethyl methacrylate;AcryesterTB;Acryester TBMA;Light Ester TB;NSC 20957;tert-Butyl 2-methylacrylate;tert-Butyl 2-methylpropenoate;tert-Butyl alcohol methacrylate;tert-Butylmethacrylate;tert-Butyl a-methacrylate; |
EINECS: | 209-548-7 |
Density: | 0.875 g/cm3 |
Melting Point: | -60 °C |
Boiling Point: | 156.9 °C at 760 mmHg |
Flash Point: | 41.1 °C |
Solubility: | insoluble in water |
Appearance: | colorless liquid with an ester like odor |
Hazard Symbols: | R10:; |
Risk Codes: | 10 |
Safety: | 16 |
Transport Information: | UN 3272 |
PSA: | 26.30000 |
LogP: | 1.90420 |
tert-butyl bromoisobutyrate
methyl 5-chloro-2,4-dihydroxybenzoate
A
4-(1-tert-butoxycarbonyl-1-methylethoxy)-5-chloro-2-hydroxybenzoic acid methyl ester
B
tert-Butyl methacrylate
Conditions | Yield |
---|---|
Stage #1: tert-butyl bromoisobutyrate; methyl 5-chloro-2,4-dihydroxybenzoate With tetrabutylammomium bromide; potassium carbonate In 1-methyl-pyrrolidin-2-one at 60 - 65℃; for 16h; Stage #2: With hydrogenchloride In 1-methyl-pyrrolidin-2-one; water pH=~ 4; | A 72.2% B n/a |
Stage #1: tert-butyl bromoisobutyrate; methyl 5-chloro-2,4-dihydroxybenzoate With potassium carbonate; tetrabutylammomium bromide In 1-methyl-pyrrolidin-2-one at 60 - 65℃; for 16h; Stage #2: With hydrogenchloride In 1-methyl-pyrrolidin-2-one; water pH=~ 4; | A 72.2% B n/a |
With tetrabutylammomium bromide; potassium carbonate In 1-methyl-pyrrolidin-2-one at 60 - 65℃; for 16h; | A 72.2% B n/a |
Conditions | Yield |
---|---|
With Petroleum ether; tert-butyl alcohol |
Conditions | Yield |
---|---|
With pyridine | |
With pyridine |
Conditions | Yield |
---|---|
With diethyl ether; hydroquinone |
1,2-propanediene
carbon monoxide
tert-butyl alcohol
tert-Butyl methacrylate
Conditions | Yield |
---|---|
dodecacarbonyl-triangulo-triruthenium at 80℃; under 22800 Torr; for 5h; | 36 % Chromat. |
Conditions | Yield |
---|---|
With pentamethylbenzene, at 19.85℃; Kinetics; |
Conditions | Yield |
---|---|
Stage #1: 2-methylpropenal With tert-butylhypochlorite In tetrachloromethane at 20 - 50℃; for 5.5 - 6.5h; Stage #2: tert-butyl alcohol With triethylamine In tetrachloromethane at 0 - 20℃; for 19.5h; |
A
tert-Butyl methacrylate
B
Diethyl phosphonate
C
C18H38NO6P
D
N-(2-methyl-2-propyl)-N-(1-diethylphosphono-2,2-dimethylpropyl)aminoxyl
Conditions | Yield |
---|---|
under 7.50075E-06 Torr; Kinetics; |
What can I do for you?
Get Best Price
The tert-Butyl methacrylate, with the CAS registry number 585-07-9, is also known as 1,1-Dimethylethyl 2-methyl-2-propenoate. It belongs to the product categories of Medical Intermediates; Acrylic Monomers; C8 to C9Monomers; Carbonyl Compounds; Esters; Methacrylate. Its EINECS registry number is 209-548-7. This chemical's molecular formula is C8H14O2 and molecular weight is 142.19556. Its IUPAC name is called tert-butyl 2-methylprop-2-enoate. What's more, this chemical's classification codes are Drug / Therapeutic Agent; TSCA Flag P [A commenced PMN (Premanufacture Notice) substance]. When you are using this chemical, please be cautious about it. It is flammable. You should keep it away from sources of ignition - No smoking.
Physical properties of tert-Butyl methacrylate: (1)ACD/LogP: 2.57; (2)ACD/LogD (pH 5.5): 2.57; (3)ACD/LogD (pH 7.4): 2.57; (4)ACD/BCF (pH 5.5): 53.22; (5)ACD/BCF (pH 7.4): 53.22; (6)ACD/KOC (pH 5.5): 598.63; (7)ACD/KOC (pH 7.4): 598.63; (8)#H bond acceptors: 2; (9)#Freely Rotating Bonds: 3; (10)Index of Refraction: 1.422; (11)Molar Refractivity: 40.42 cm3; (12)Molar Volume: 159 cm3; (13)Surface Tension: 24.9 dyne/cm; (14)Density: 0.894 g/cm3; (15)Flash Point: 41.1 °C; (16)Enthalpy of Vaporization: 39.36 kJ/mol; (17)Boiling Point: 156.9 °C at 760 mmHg; (18)Vapour Pressure: 2.82 mmHg at 25°C.
Uses of tert-Butyl methacrylate: it can be used to produce 4,4,6-trimethyl-cyclohexane-1,3-dione with 3-methyl-butan-2-one at temperature of 25 °C. This reaction is a kind of Michael addition-Claisen condensation. It will need reagent t-BuOK and solvent tetrahydrofuran with reaction time of 0.5 hours. The yield is about 97%.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CC(=C)C(=O)OC(C)(C)C
(2)InChI: InChI=1S/C8H14O2/c1-6(2)7(9)10-8(3,4)5/h1H2,2-5H3
(3)InChIKey: SJMYWORNLPSJQO-UHFFFAOYSA-N
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | oral | 8549mg/kg (8549mg/kg) | Toxicology Letters. Vol. 11, Pg. 125, 1982. |