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Cas Database |
| Name |
Ethyl 3-aminocrotonate |
EINECS | 230-782-0 |
| CAS No. | 626-34-6 | Density | 1.007 g/cm3 |
| PSA | 52.32000 | LogP | 1.11230 |
| Solubility | Soluble in water (26 g/L) (25°C). | Melting Point |
33-35 °C(lit.) |
| Formula | C6H11NO2 | Boiling Point | 212.5 °C at 760 mmHg |
| Molecular Weight | 129.159 | Flash Point | 97.2 °C |
| Transport Information | UN 3263 8/PG 2 | Appearance | liquid |
| Safety | 26-27-28-36/37/39-45 | Risk Codes | 34-36/37 |
| Molecular Structure |
|
Hazard Symbols |
 C
|
| Synonyms |
2-butenoic acid, 3-amino-, ethyl ester; |
Article Data | 84 |
Ethyl 3-aminocrotonate Synthetic route
| Conditions | Yield |
|---|---|
| With ammonium carbamate In methanol at 20℃; for 1.5h; | 100% |
| With ammonia; silica gel at 20℃; for 4h; | 99% |
| With ammonium hydroxide; montmorillonite K-10 for 24h; Ambient temperature; | 90% |
- 115479-07-7
2-Acetyl-4,4,5,5,6,6,7,7,8,8,9,9,9-tridecafluoro-3-oxo-nonanoic acid ethyl ester
A
- 2358-22-7
tridecafluoroheptamide
B
- 626-34-6
ethyl 3-aminobut-2-enoate
| Conditions | Yield |
|---|---|
| With ammonia In water at -20 - 20℃; for 3h; | A 95% B n/a |
- 116206-91-8
2-Acetyl-4,4,5,5-tetrafluoro-3-oxo-pentanoic acid ethyl ester
A
- 2069-86-5
3-hydro-2,2,3,3-tetrafluoropropionamide
B
- 626-34-6
ethyl 3-aminobut-2-enoate
| Conditions | Yield |
|---|---|
| With ammonia In water at -20 - 20℃; for 3h; | A 83% B n/a |
| Conditions | Yield |
|---|---|
| at 20℃; | 76% |
| Conditions | Yield |
|---|---|
| With zinc(II) oxide; zinc In tetrahydrofuran for 2h; Irradiation; sonochemical reaction; | 67% |
- 141-97-9
ethyl acetoacetate
- 67-68-5
dimethyl sulfoxide
A
- 1149-23-1
diethyl 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
B
- 1149-24-2
2,6-dimethyl-pyridine-3,5-dicarboxylic acid diethyl ester
C
- 626-34-6
ethyl 3-aminobut-2-enoate
| Conditions | Yield |
|---|---|
| With ammonium acetate at 115℃; for 10h; Sealed tube; | A 17% B 12% C 50% |
- 626-34-6, 7318-00-5, 41867-20-3
ethyl aminocrotonate
- 626-34-6
ethyl 3-aminobut-2-enoate
| Conditions | Yield |
|---|---|
| With ammonium acetate In ethanol at 20℃; for 60h; Inert atmosphere; Schlenk technique; |
- 14377-18-5
1-(4-methylphenyl)prop-2-yn-1-one
- 626-34-6
ethyl 3-aminobut-2-enoate
- 271597-75-2
ethyl 2-methyl-6-(4-tolyl)pyridine-3-carboxylate
| Conditions | Yield |
|---|---|
| Stage #1: 1-(4-methylphenyl)prop-2-yn-1-one; ethyl 3-aminobut-2-enoate In ethanol at 50℃; Addition; Stage #2: at 125℃; for 1h; Cyclization; Further stages.; | 100% |
- 626-34-6
ethyl 3-aminobut-2-enoate
- 3623-15-2
phenyl propargyl ketone
- 1702-14-3
ethyl 2-methyl-6-phenylnicotinate
| Conditions | Yield |
|---|---|
| In acetic acid; toluene at 170℃; for 0.166667h; Product distribution; Further Variations:; Solvents; microwave irradiation; Bohlmann-Rahtz synthesis; | 98% |
- 13089-11-7
methyl 3,3,3-trifluoropyruvate
- 626-34-6
ethyl 3-aminobut-2-enoate
| Conditions | Yield |
|---|---|
| at 20℃; for 2h; Neat (no solvent); | 98% |
Ethyl 3-aminocrotonate Chemical Properties
Synonyms: Beta-aminocrotonic acid ethyl ester ; Crotonic acid, 3-amino-, ethyl ester ; Ethyl (2e)-3-amino-2-butenoate ; Ethyl 3-amino-2-butenoate ; Ethyl 3-aminocrotonate ; Ethyl (2e)-3-aminobut-2-enoate ; Ethyl beta-aminocrotonate ; Ethyl b-iminobutyratea
CAS: 7318-00-5
MF: C6H11NO2
MW: 129.16
EINECS: 230-782-0
mp: 33-35 °C(lit.)
bp: 210-215 °C(lit.)
density: 1.022 g/mL at 25 °C(lit.)
refractive index : 1.5-1.502
Fp: 207 °F
Beilstein/Gmelin: 471284
Appearance: After melting, clear colorless solid
Product Categories: API intermediates
The Molecular Structure of ethyl 3-aminocrotonate (CAS NO.7318-00-5):
Ethyl 3-aminocrotonate Toxicity Data With Reference
RTECS#: CAS# 7318-00-5: None listed
LD50/LC50: RTECS: Not available.
Carcinogenicity: ETHYL 3-AMINOCROTONATE, 98.5% - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Ethyl 3-aminocrotonate Safety Profile
Hazard Codes: 
C
Risk Statements: 34-36/37
R34: Causes burns
R36/37: Irritating to eyes and respiratory system
Safety Statements: 26-27-28-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S27: Take off immediately all contaminated clothing
S28: After contact with skin, wash immediately with plenty of soap-suds
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3263 8/PG 2
WGK Germany: 3
First Aid Measures
Ingestion
Do not give anything by mouth to an unconscious person. Seek medical aid. Donotinduce vomiting.Rinse mouth and drink 2-4 cupfuls of milk or WATER if conscious and alert.
Inhalation
Remove from exposure to fresh air right away.Give artificial respiration if not breathing. Give oxygen if breathing is difficult. Seek medical aid .
Skin
Seek medical aid. Flush skin with soap and WATER for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
Eyes
Flush eyes with WATER for at least 15 minutes and lift the eyelids occasionally. Seek medical aid.
Personal Protection
Wear appropriate protective eyeglasses, gloves and clothing to prevent exposure.
Ethyl 3-aminocrotonate Specification
Storage
It should be stored in a tightly closed container and in a cool dry area away from incompatible substances.
Handling
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, clothing as well as ingestion and inhalation.
Small spills/leaks
Clean up spills right away while using the suitable protective equipment. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions. Provide ventilation.
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