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2-Hydroxypropyl acrylate																				Related Pages
Synonyms & Trade Names
			HPA, β-Hydroxypropyl acrylate, Propylene glycol monoacrylate
CAS No.
			999-61-1
	RTECS No.
			AT1925000
	DOT ID & Guide

FormulaCH2=CHCOOCH2CHOHCH3
	Conversion
			1 ppm = 5.33 mg/m3
	IDLH
			N.D.See: IDLH INDEX

Exposure Limits
			NIOSH RELTWA 0.5 ppm (3 mg/m3) [skin]
					OSHA PEL none See Appendix G
	Measurement Methods
			None available 
					
					See: NMAM or OSHA Methods
										
Physical Description
			Clear to light-yellow liquid wiith a sweetish, solvent odor.													
										
Molecular Weight130.2	
	Boiling Point376°F
	Freezing Point?
	Solubility?
	Vapor Pressure?
	Ionization Potential?											
Specific Gravity1.05	
	Flash Point149°F
	Upper Explosive Limit?
	Lower Explosive Limit1.8%
Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
Incompatibilities & Reactivities
			Water
					[Note: Can become unstable at high temperatures & pressures or may react with water with some release of energy, but not violently.]
Exposure Routes
			inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, skin, respiratory system; eye, skin burns; cough, dyspnea (breathing difficulty)
Target Organs
			Eyes, skin, respiratory system
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**When contaminated
							**Remove:**When wet or contaminated
							**Change:**No recommendation
							**Provide:**Eyewash, Quick drench
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Soap flush immediately
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			Not available.
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0899

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
Introduction
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CAS Numbers
RTECS Numbers
Appendices
A – NIOSH Potential Occupational Carcinogens
B – Thirteen OSHA-Regulated Carcinogens
C – Supplementary Exposure Limits
D – Substances with No Established RELs
E – OSHA Respirator Requirements for Selected Chemicals
F – Miscellaneous Notes
G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
Type C & CE – Definitions for Type C and Type CE Respirators
Personal Protection and Sanitation Codes
First Aid Procedures Follow NIOSH Facebook
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