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Diethyl phthalate																				Related Pages
Synonyms & Trade Names
			DEP, Diethyl ester of phthalic acid, Ethyl phthalate
CAS No.
			84-66-2
	RTECS No.
			TI1050000
	DOT ID & Guide

FormulaC6H4(COOC2H5)2
	Conversion
	IDLH
			N.D.See: IDLH INDEX

Exposure Limits
			NIOSH RELTWA 5 mg/m3OSHA PEL none See Appendix G
	Measurement Methods
			**OSHA** 104
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless to water-white, oily liquid with a very slight, aromatic odor.
					[pesticide]													
										
Molecular Weight222.3	
	Boiling Point563°F
	Freezing Point-41°F
	Solubility(77°F): 0.1%
	Vapor Pressure(77°F): 0.002 mmHg
	Ionization Potential?											
Specific Gravity1.12	
	Flash Point(oc) 322°F
	Upper Explosive Limit?
	Lower Explosive Limit(368°F): 0.7%
Class IIIB Combustible Liquid: Fl.P. at or above 200°F.; however, ignition is difficult.
Incompatibilities & Reactivities
			Strong oxidizers, strong acids, nitric acid, permanganates, water
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, skin, nose, throat; headache, dizziness, nausea; lacrimation (discharge of tears); possible polyneuropathy, vestibular dysfunc; pain, numb, lassitude (weakness, exhaustion), spasms in arms & legs; In Animals: reproductive effects
Target Organs
			Eyes, skin, respiratory system, central nervous system, peripheral nervous system, reproductive system
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**No recommendation
							**Eyes:**No recommendation
							**Wash skin:**No recommendation
							**Remove:**No recommendation
							**Change:**No recommendation
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Wash regularly
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			Not available.
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0258

			
							

			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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Chemical Names, Synonyms and Trade Names
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CAS Numbers
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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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