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Hexylene glycol																				Related Pages
Synonyms & Trade Names
			2,4-Dihydroxy-2-methylpentane, 2-Methyl-2,4-pentanediol, 4-Methyl-2,4-pentanediol, 2-Methylpentane-2,4-diol
CAS No.
			107-41-5
	RTECS No.
			SA0810000
	DOT ID & Guide

Formula(CH3)2COHCH2CHOHCH3
	Conversion
			1 ppm = 4.83 mg/m3
	IDLH
			N.D.See: IDLH INDEX

Exposure Limits
			NIOSH RELC 25 ppm (125 mg/m3)
					OSHA PEL none See Appendix G
	Measurement Methods
			**OSHA** PV2101
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless liquid with a mild, sweetish odor.													
										
Molecular Weight118.2	
	Boiling Point388°F
	Freezing Point-58°F (Sets to glass)
	SolubilityMiscible
	Vapor Pressure0.05 mmHg
	Ionization Potential?											
Specific Gravity0.92	
	Flash Point209°F
	Upper Explosive Limit(est): 7.4%
	Lower Explosive Limit(calc): 1.3%
Class IIIB Combustible Liquid: Fl.P. at or above 200°F.
Incompatibilities & Reactivities
			Strong oxidizers, strong acids
					[Note: Hygroscopic (i.e., absorbs moisture from the air).]
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, skin, respiratory system; headache, dizziness, nausea, incoordination, central nervous system depression; dermatitis, skin sensitization
Target Organs
			Eyes, skin, respiratory system, central nervous 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
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Water wash immediately
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			Not available.
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0660

			
							

			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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