Hot Products

Basic Information

Post buying leads

Suppliers

Cas Database

Name	Ethyl 3,3-dimethylacrylate	EINECS	211-319-1
CAS No.	638-10-8	Density	0.909 g/cm³
PSA	26.30000	LogP	1.51570
Solubility	Insoluble in water	Melting Point	-62.68°C (estimate)
Formula	C₇H₁₂O₂	Boiling Point	153.499 °C at 760 mmHg
Molecular Weight	128.171	Flash Point	46.278 °C
Transport Information	UN 3272	Appearance	liquid
Safety	16-29-33-28-26	Risk Codes	10-36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	Senecioic acid, ethyl ester (6CI);3-Methyl-2-butenoic acid ethyl ester;Ethyl 3,3-dimethylacrylate;Ethyl3-methyl-2-butenoate;Ethyl 3-methylcrotonate;Ethyl dimethylacrylate;Ethylisobutenoate;Ethyl isopropylideneacetate;Ethyl senecioate;Ethyl b,b-dimethylacrylate;Ethyl b-methylcrotonate;NSC 61853;NSC 99208;Crotonicacid, 3-methyl-, ethyl ester (7CI,8CI);	Article Data	82

Ethyl 3,3-dimethylacrylate Synthetic route

: 867-13-0
diethoxyphosphoryl-acetic acid ethyl ester

: 67-64-1
acetone

: 638-10-8
ethyl 3-methylbut-2-enoate

Conditions

Conditions	Yield
Stage #1: diethoxyphosphoryl-acetic acid ethyl ester With sodium hydride In tetrahydrofuran at 0℃; for 0.25h; Horner-Wadsworth-Emmons olefination; Inert atmosphere; Stage #2: acetone In tetrahydrofuran at 0 - 20℃; Horner-Wadsworth-Emmons olefination; Inert atmosphere;	90%
With n-butyllithium In tetrahydrofuran; hexane at -50 - 20℃;	89%
With sodium hydride In tetrahydrofuran; mineral oil at 0 - 20℃; Inert atmosphere;	88%

: 64-17-5
ethanol

: 541-47-9
3-Methylbutenoic acid

: 638-10-8
ethyl 3-methylbut-2-enoate

Conditions

Conditions	Yield
toluene-4-sulfonic acid In tetrachloromethane for 24h; Heating;	88.8%
With sulfuric acid for 16h; Reflux;	87%
With sulfuric acid for 10h; Heating;	72%

: 1458-98-6
2-methyl-3-bromo-1-propene

: 201230-82-2
carbon monoxide

: 141-52-6
sodium ethanolate

: 638-10-8
ethyl 3-methylbut-2-enoate

Conditions

Conditions	Yield
Na2PdCl4-dppe In ethanol at 50℃; for 2h;	87%

: 20411-76-1
4-ethoxy-2-methylbut-3-yn-2-ol

: 638-10-8
ethyl 3-methylbut-2-enoate

Conditions

Conditions	Yield
With boron trifluoride diethyl etherate at -30℃; for 0.12h;	78%
With sulfuric acid
With hydrogen cation

: 67-64-1
acetone

: 1099-45-2
ethyl (triphenylphosphoranylidene)acetate

: 638-10-8
ethyl 3-methylbut-2-enoate

Conditions

Conditions	Yield
at 35℃; under 6750540 Torr; for 24h;	75%
at 35℃; under 6750540 Torr; for 24h; Product distribution; Wittig reaction at high presure;
With benzoic acid

: 105-36-2
ethyl bromoacetate

: 67-64-1
acetone

: 638-10-8
ethyl 3-methylbut-2-enoate

Conditions

Conditions	Yield
With tributylstibine at 130℃; for 6h;	10%

: 766-09-6
1-ethyl-piperidine

: 110-86-1
pyridine

: 85738-78-9
monoethyl isopropylidenemalonate

A: 638-10-8
ethyl 3-methylbut-2-enoate

B: 1617-19-2
3-methyl-but-3-enoic acid ethyl ester

Conditions

Conditions	Yield
at 111℃; Rate constant; Decarboxylation;

: 110-86-1
pyridine

: 85738-78-9
monoethyl isopropylidenemalonate

: 1152-90-5
pyridinium picrate

A: 638-10-8
ethyl 3-methylbut-2-enoate

B: 1617-19-2
3-methyl-but-3-enoic acid ethyl ester

Conditions

Conditions	Yield
at 111℃; Rate constant; Decarboxylation;

: 110-86-1
pyridine

: 85738-78-9
monoethyl isopropylidenemalonate

A: 638-10-8
ethyl 3-methylbut-2-enoate

B: 1617-19-2
3-methyl-but-3-enoic acid ethyl ester

Conditions

Conditions	Yield
at 111℃; Rate constant; Decarboxylation;

: 623-73-4
diazoacetic acid ethyl ester

: 598-26-5
dimethylketene

A: 98558-46-4
5-ethoxy-3,3-dimethyl-3H-furan-2-one

B: 638-10-8
ethyl 3-methylbut-2-enoate

Ethyl 3,3-dimethylacrylate Chemical Properties

The Molecular formula of 3-METHYLCROTONIC ACID, ETHYL ESTER (638-10-8):C₇H₁₂O₂
The Molecular Weight of 3-METHYLCROTONIC ACID, ETHYL ESTER (638-10-8):128.17
The Molecular Structure of 3-METHYLCROTONIC ACID, ETHYL ESTER (638-10-8) is:
Density:0.909 g/cm³
Boiling point:153.5 ^°C at 760 mmHg
Flash point:46.3 ^°C
Index of Refraction:1.426
Molar Refractivity:140.9 cm³
Molar Volume:140.9 cm³
Polarizability:14.33 10^-24cm³
Surface Tension:26.1 dyne/cm
Enthalpy of Vaporization:39.03 kJ/mol
Vapour Pressure: 3.32 mmHg at 25^°C
Appearance:colorless liquid
IUPAC Name: ethyl 3-methylbut-2-enoate
Synonyms: 3-METHYL-2-BUTENOIC ACID ETHYL ESTER ; 3-METHYLCROTONIC ACID ETHYL ESTER ; ETHYL-SENECIOATE ; ETHYL 3-METHYL-2-BUTENOATE ; ETHYL 3-METHYLCROTONATE ; ETHYL 3,3-DIMETHYLACRYLATE ; ETHYL-BETA,BETA-DIMETHYL ACRYLATE ; 3,3-DIMETHYLACRYLIC ACID ETHYL ESTER

Ethyl 3,3-dimethylacrylate Toxicity Data With Reference

1.	orl-rat LD50:11,600 mg/kg	GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 29 (4)(1985),52.
2.	orl-mus LD50:2450 mg/kg	GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 29 (4)(1985),52.
3.	orl-gpg LD50:500 mg/kg	GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 29 (4)(1985),52.

Ethyl 3,3-dimethylacrylate Safety Profile

Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes:Xi :Irritant
Risk Statements
R10:Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements
S16:Keep away from sources of ignition - No smoking .
S29:Do not empty into drains .
S33:Take precautionary measures against static discharges .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
RIDADR:UN 3272 3/PG 3
WGK Germany:2
RTECS:GQ5750000
HazardClass:3.2
PackingGroup:III

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

What can I do for you?
Get Best Price

Get Best Price for 638-10-8