ETHYL AMYL KETONE (5-METHYL-3-HEPTANONE)†
| CAS # | 541-85-5; 106-68-3 |
|---|---|
| Formula |
C₈H₁₆O |
| Synonyms |
amyl ethyl ketone; 3-octanone; 3-methyl-5-heptanone |
| Physical description | Colorless liquid with a pungent odor. | ||
|---|---|---|---|
| Boiling point | 315°F | Molecular weight | 128.2 |
| Freezing point/melting point | -70°F | Vapor pressure | 2 mmHg |
| Flash point | 115°F | Vapor density | |
| Specific gravity | 0.82 | Ionization potential | |
| Lower explosive limit (LEL) | Upper explosive limit (UEL) | ||
| NFPA health rating | NFPA fire rating | ||
| NFPA reactivity rating | NFPA special instruction | ||
| Vapor hazard ratio (VHR) | |||
| Historical exceedance percentage | |||
| Target organs | |||
| Analyte code (IMIS no.) | 1075 | ||
|---|---|---|---|
| Sampling group | |||
| Sampler/Sampling media | CSC tube (100/50 mg) [SKC 226-01] | ||
| Sampling time* |
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| Sampling volume (TWA)* |
1-25 L |
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| Sampling flow rate (TWA)* |
0.01-0.2 L/min |
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| Sampling volume (STEL/Peak/C)* |
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| Sampling flow rate (STEL/Peak/C)* |
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| Analytical method instruments | GC-FID | ||
| Method reference | NIOSH 1301 (partially validated) | ||
| Notes |
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| Special requirements |
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* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.
| Wipe Sampler/Sampling media |
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|---|---|
| Bulk Method |
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| Device | Infrared spectrophotometer | ||||
|---|---|---|---|---|---|
| Model/Type | Miran 1A & 1B | ||||
|
Sampling information (see manufacturer instructions) |
1 ppm@9 µm |
|
OSHA PEL
8-hour TWA (ST) STEL (C) Ceiling Peak |
NIOSH REL
Up to 10-hour TWA (ST) STEL (C) Ceiling |
ACGIH TLV©
8-hour TWA (ST) STEL (C) Ceiling |
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|---|---|---|---|---|---|---|---|
| PEL-TWA |
25 ppm (130 mg/m³) |
REL-TWA |
25 ppm (130 mg/m³) |
TLV-TWA |
10 ppm [2006] |
PEL-TWA |
25 ppm (130 mg/m³) |
| PEL-STEL |
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REL-STEL |
|
TLV-STEL |
|
PEL-STEL |
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| PEL-C |
|
REL-C |
|
TLV-C |
|
PEL-C |
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| Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
| Notes: |
Notes:
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Notes:
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Notes:
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| Health factors: See NIH-NLM PubChem. | IDLH |
100 ppm |
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| Carcinogenic classifications: Not listed |
Notes:
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AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
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Additional Resources and Literature References
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NOAA: CAMEO Chemicals - Ethyl amyl ketone NIOSH: Pocket Guide to Chemical Hazards - 5-Methyl-3-heptanone Literature References
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Last Updated Date : 12/28/2020