ALACHLOR
| CAS # | 15972-60-8 |
|---|---|
| Formula |
C₁₄H₂₀ClNO₂ |
| Synonyms |
lasso; acetanilide, 2 - chloro-2',6'-diethyl-N-(methoxymethyl); 2-chloro-N-(2,6-diethylphenyl) N-(methoxymethyl) acetamide; Alamex; alochlor; CP50144; metachlor; methachlor |
| Physical description | Crystalline cream-colored solid. | ||
|---|---|---|---|
| Boiling point | 212°F at 0.02 mmHg | Molecular weight | 269.77 |
| Freezing point/melting point | 104-106°F | Vapor pressure | 2.2x10-5 mmHg |
| Flash point | 278.6°F (closed cup) | Vapor density | 9.3 |
| Specific gravity | 1.133 | 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.) | 1580 |
|---|---|
| Sampling group | |
| Sampler/Sampling media | GFF with backup pad (BUP) |
| Sampling time* | |
| Sampling volume (TWA)* | 100 L |
| Sampling flow rate (TWA)* | 1 L/min |
| Sampling volume (STEL/Peak/C)* | |
| Sampling flow rate (STEL/Peak/C)* | |
| Analytical method instruments | HPLC |
| Method reference | OSHA PV2035 (partially validated) |
| Notes | |
| Special requirements |
* 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 | |
|---|---|
| Bulk Method |
| Device | |||||
|---|---|---|---|---|---|
| Model/Type | |||||
|
Sampling information (see manufacturer instructions) |
|
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 |
|||||
|---|---|---|---|---|---|---|---|
| PEL-TWA | REL-TWA | TLV-TWA |
1 mg/m³ (inhalable fraction and vapor) [2006] |
PEL-TWA | |||
| PEL-STEL | REL-STEL | TLV-STEL | PEL-STEL | ||||
| PEL-C | REL-C | TLV-C | PEL-C | ||||
| Skin notation |
NA |
Skin notation |
NA |
Skin notation |
NA |
Skin notation |
NA |
|
Notes:
Not established |
Notes:
Not established |
Notes:
dermal sensitization (DSEN) |
Notes:
Not established |
||||
| Health factors: See NIH-NLM PubChem. | IDLH | ||||||
| Carcinogenic classifications: TLV-A3 | Notes: | ||||||
| AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: | |||||||
Additional Resources and Literature References
|
NOAA: CAMEO Chemicals - Alachlor NIOSH: Pocket Guide to Chemical Hazards - Alachlor Literature References
|
Last Updated Date : 12/15/2020