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| CAS No.: | 626-38-0 | |
|---|---|---|
| Name: | sec-Amyl acetate | |
| Article Data: | 33 | |
| Molecular Structure: | ||
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| Formula: | C7H14 O2 | |
| Molecular Weight: | 130.187 | |
| Synonyms: | 2-Pentanol,acetate (6CI,7CI,8CI,9CI); (?à)-2-Pentyl acetate; 1-Methylbutyl acetate; 2-Acetoxypentane; 2-Pentylacetate; Pent-2-yl ethanoate; sec-Amyl ethanoate | |
| Density: | 0.862-0.866 | |
| Melting Point: | -148℃ | |
| Boiling Point: | 120°C | |
| Flash Point: | 73.4°F (CC) | |
| Hazard Symbols: | Flammable, moderate fire risk. Toxic. TLV: 125 ppm. | |
| Risk Codes: | R10 | |
| Safety: | Mildly toxic by inhalation. Human systemic effects by inhalation: conjunctiva irritation. Dangerous fire hazard when exposed to heat or flame; can react with oxidizing materials. Moderately explosive in the form of vapor when exposed to heat or flame. To fight fire, use alcohol foam, dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes. | |
Analytical Methods: | For occupational chemical analysis use NIOSH: Esters I, 1450. |
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| PSA: | 26.30000 | |
| LogP: | 1.73810 | |
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Chemistry
IUPAC Name: Pentan-2-yl acetate
Synonyms: 2-Pentanol, acetate ; Pentan-2-yl acetate ; 2-Acetoxypentane
CAS NO: 626-38-0
Molecular Formula of sec-Amyl acetate (CAS NO.626-38-0) : C7H14O2
Molecular Weight of sec-Amyl acetate (CAS NO.626-38-0) : 130.18
Molecular Structure of sec-Amyl acetate (CAS NO.626-38-0) : .png)
EINECS: 210-946-8
FEMA : 4012
Index of Refraction: 1.404
Surface Tension: 25.5 dyne/cm
Density: 0.879 g/cm3
Flash Point: 33.4 °C
Enthalpy of Vaporization: 36.81 kJ/mol
Boiling Point: 130.5 °C at 760 mmHg
Vapour Pressure: 9.68 mmHg at 25°C
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LCLo | inhalation | 10000ppm/5H (10000ppm) | SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) | Public Health Reports. Vol. 51, Pg. 811, 1936. |
| human | TCLo | inhalation | 200ppm (200ppm) | SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION SENSE ORGANS AND SPECIAL SENSES: CONJUNCTIVE IRRITATION: EYE LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Journal of Industrial Hygiene and Toxicology. Vol. 25, Pg. 282, 1943 |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Mildly toxic by inhalation. Human systemic effects by inhalation: conjunctiva irritation. Dangerous fire hazard when exposed to heat or flame; can react with oxidizing materials. Moderately explosive in the form of vapor when exposed to heat or flame. To fight fire, use alcohol foam, dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes.
Risk Statements 10
R10:Flammable.
Safety Statements 16
S16:Keep away from sources of ignition.
RIDADR UN 1104 3/PG 3
HazardClass 3.2
PackingGroup III
Standards and Recommendations
OSHA PEL: TWA 125 ppm
ACGIH TLV: TWA 50 ppm; STEL 100 ppm
DFG MAK: 50 ppm
DOT Classification: 3; Label: Flammable Liquid
Analytical Methods
For occupational chemical analysis use NIOSH: Esters I, 1450.