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| CAS No.: | 97-41-6 |
|---|---|
| Name: | Ethyl chrysanthemumate |
| Molecular Structure: | |
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| Formula: | C12H20O2 |
| Molecular Weight: | 196.29 |
| Synonyms: | NSC 10819;Ethylchrysanthemate;Chrysanthemumic acid ethyl ester;Ethyl2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate;Chrysanthemic acid ethyl ester;Chrysanthemummonocarboxylicacid, ethyl ester (6CI);Cyclopropanecarboxylic acid,2,2-dimethyl-3-(2-methyl-1-propenyl)-, ethyl ester (9CI); |
| EINECS: | 202-579-7 |
| Density: | 0.991 g/cm3 |
| Melting Point: | 0oC |
| Boiling Point: | 240.8 °C at 760 mmHg |
| Flash Point: | 84.4 °C |
| Appearance: | clear colorless to yellow liquid |
| Safety: | 24/25 |
| PSA: | 26.30000 |
| LogP: | 2.78790 |
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- 98084-25-4CESIUM TITANATE 99.9+%
- 98296-48-1GANODERIC ACID C2(SH)
- 764-13-6
2,5-Dimethyl-2,4-hexadiene
- 459-73-4
GlyOEt*HCl
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
| Conditions | Yield |
|---|---|
| Stage #1: GlyOEt*HCl With acetic acid; carbonic acid dimethyl ester at 20 - 28℃; pH=3.5 - 4.53; Large scale; Stage #2: 2,5-Dimethyl-2,4-hexadiene With copper(l) chloride at 90 - 95℃; Large scale; | 92% |
- 623-73-4
diazoacetic acid ethyl ester
- 764-13-6
2,5-Dimethyl-2,4-hexadiene
A
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
B
- 623-91-6
diethyl Fumarate
C
- 141-05-9
Diethyl maleate
| Conditions | Yield |
|---|---|
| hexarhodium hexadecacarbonyl at 60℃; for 7h; | A 91% B n/a C n/a |
- 623-73-4
diazoacetic acid ethyl ester
- 764-13-6
2,5-Dimethyl-2,4-hexadiene
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
| Conditions | Yield |
|---|---|
| K-PFIEP[SO3 H] In dichloromethane | 89.6% |
| Stage #1: 2,5-Dimethyl-2,4-hexadiene With dirhodium tetraacetate In dichloromethane for 0.5h; Stage #2: diazoacetic acid ethyl ester In dichloromethane at 20℃; for 24h; Reagent/catalyst; | 80% |
| dirhodium tetraacetate at 25℃; Yield given; |
- 623-73-4
diazoacetic acid ethyl ester
- 764-13-6
2,5-Dimethyl-2,4-hexadiene
A
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
B
- 41641-25-2
ethyl 2,2-dimethyl-3-(2-methylpropenyl)-cyclopropanecarboxylate
C
- 41641-27-4
ethyl 2,2-dimethyl-3-(2-methylpropenyl)-cyclopropanecarboxylate
| Conditions | Yield |
|---|---|
| Stage #1: 2,5-Dimethyl-2,4-hexadiene With C30H27FeN2P; 2Cu(1+)*2CF3O3S(1-)*0.5C6H6 In 1,2-dichloro-ethane at 60℃; for 0.5h; Inert atmosphere; Molecular sieve; Industrial scale; Stage #2: diazoacetic acid ethyl ester In 1,2-dichloro-ethane for 18h; Reagent/catalyst; Inert atmosphere; Molecular sieve; Industrial scale; enantioselective reaction; | A n/a B 80% C n/a |
- 167690-92-8
ethyl oxido-chrysanthemate
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
| Conditions | Yield |
|---|---|
| With pyridine; carbon disulfide; phosphorous triiodide for 4h; Heating; | 77% |
- 167690-92-8
ethyl oxido-chrysanthemate
B
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
| Conditions | Yield |
|---|---|
| With samarium diiodide; tert-butyl alcohol In tetrahydrofuran at 20℃; for 2h; | A 70% B 12% |
- 764-13-6
2,5-Dimethyl-2,4-hexadiene
- 623-33-6
glycine ethyl ester hydrochloride
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
| Conditions | Yield |
|---|---|
| With sulfuric acid; sodium nitrite; iodo(5,10,15,20-tetraphenylporphyrinato-κ4N)rhodium(III) In dichloromethane; water at 20℃; for 96h; | 52% |
- 638-10-8
ethyl 3-methylbut-2-enoate
- 77600-82-9
(3-Methyl-2-butenyl)(nonafluorbutyl)sulfon
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
| Conditions | Yield |
|---|---|
| With sodium hydroxide; tertamethylammonium iodide In N,N-dimethyl-formamide 1.) -15 deg C, 3 d; 2.) 0 deg C, 3 d; 3.) 10 deg C, 3 d; 4.) room temperature, 120 d; | 50% |
| With sodium hydroxide; tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide at -10 - 20℃; for 1200h; Product distribution; other PT-catalysts, bases, temperatures, times and catalyst/reactant ratios; | 35% |
- 638-10-8
ethyl 3-methylbut-2-enoate
- 15543-64-3
prenyl tolyl sulfone
- 124-41-4
sodium methylate
A
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
B
- 5460-63-9
chrysanthemumic acid methyl ester
C
- 75100-65-1
methyl 2,4,4-trimethyl-6-oxo-1-cyclohexene-1-carboxylate
D
- 80348-45-4
ethyl 2,2,4-trimethyl-6-oxo-1-cyclohexene-1-carboxylate
| Conditions | Yield |
|---|---|
| In N,N-dimethyl-formamide |
- 638-10-8
ethyl 3-methylbut-2-enoate
- 15543-64-3
prenyl tolyl sulfone
A
- 97-41-6
ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
B
- 5460-63-9
chrysanthemumic acid methyl ester
C
- 75100-65-1
methyl 2,4,4-trimethyl-6-oxo-1-cyclohexene-1-carboxylate
D
- 72410-97-0
methyl 3,3,6-trimethyl-4,6-heptadienoate
E
- 80348-48-7
ethyl 3,3,6-trimethyl-4,6-heptadienoate
F
- 80348-45-4
ethyl 2,2,4-trimethyl-6-oxo-1-cyclohexene-1-carboxylate
| Conditions | Yield |
|---|---|
| With sodium methylate In N,N-dimethyl-formamide Product distribution; different ratio of sodium methoxide to the title compounds; |
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Chemistry
Ethyl chrysanthemumate(97-41-6)'s molecular formula is C12H20O2 and its formula weight is 196.29.
The density of ethyl chrysanthemumate(97-41-6) is 0.906 g/mL at 25 °C(lit.) and it has a boiling point of 112 °C 10 mm Hg(lit.). The refractive index is about 1.461(lit.). Its flash point is 184 °F.
Ethyl chrysanthemumate(97-41-6) has the property of being dissolved in ethanol, methanol, acetone, benzene, toluene. It is not soluble in water.
The molecular structure of ethyl chrysanthemumate(97-41-6):
Uses
Toxicity Data With Reference
| 1. | mrc-smc 1 pph | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) PB85-193761 . | ||
| 2. | orl-rat LD50:2600 mg/kg | GISAAA Gigiena i Sanitariya. 51 (1)(1986),16. GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 31 (7)(1987),53. | ||
| 3. | orl-mus LD50:2600 mg/kg | GISAAA Gigiena i Sanitariya. 51 (1)(1986),16. | ||
| 4. | skn-mus LD50:>5 g/kg | GISAAA Gigiena i Sanitariya. 51 (1)(1986),16. | ||
| 5. | orl-gpg LD50:1900 mg/kg | GISAAA Gigiena i Sanitariya. 51 (1)(1986),16. |
Consensus Reports
Safety Profile
Specification
Storage: Store in a cool, dry place. Keep container closed when not in use.