BUTYL ACRYLATE

Chemical Identification
Chemical Identification
CAS # 141-32-2
Formula

C₇H₁₂O₂

Synonyms

butyl ester of acrylic acid; butyl 2-propenoate; n-butyl acrylate

Physical Properties
Physical Properties
Physical description Clear, colorless liquid with a strong, fruity odor.
Boiling point 293°F Molecular weight 128.2
Freezing point/melting point -83°F Vapor pressure 4 mmHg
Flash point 103°F Vapor density 4.42
Specific gravity 0.89 Ionization potential
Lower explosive limit (LEL) 1.5% Upper explosive limit (UEL) 9.9%
NFPA health rating 3 NFPA fire rating 2
NFPA reactivity rating 2 NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 0450
Sampling group
Sampler/Sampling media CSC tube (100/50 mg) coated with 10% t-butylcatechol [SKC 226-73]
Sampling time*

240 min

Sampling volume (TWA)*

12 L

Sampling flow rate (TWA)*

0.05 L/min

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments GC-FID
Method reference OSHA PV2011 (fully 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 Method
Wipe Method
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
On-Site Screening Techniques
Device Detector tube Organic vapor analyzer
Model/Type Matheson-Kitagawa 8014-211U
Sampling information
(see manufacturer instructions)
follow mfr instructions, 5-60 ppm range
Exposure Limits
Exposure Limits
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
CAL/OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
PEL-TWA REL-TWA

10 ppm (55 mg/m³)

TLV-TWA

2 ppm [1996]

PEL-TWA
PEL-STEL REL-STEL TLV-STEL PEL-STEL

2 ppm (11 mg/m³)

PEL-C REL-C TLV-C PEL-C
Skin notation

NA

Skin notation

N

Skin notation

N

Skin notation

N

Notes:

Not established

Notes: Notes:

dermal sensitizer (DSEN)

Notes:
Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: IARC-3, TLV-A4 Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:

0.05 ppm/25 ppm/250 ppm

Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals - Butyl acrylate

NIOSH: Pocket Guide to Chemical Hazards - Butyl acrylate

Literature References

  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - n-Butyl acrylate. See annual publication for most recent information.

Last Updated Date : 12/18/2020