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Methyl isobutyl carbinol																				Related Pages
Synonyms & Trade Names
			Isobutylmethylcarbinol, Methyl amyl alcohol, 4-Methyl-2-pentanol, MIBC
CAS No.
			108-11-2
	RTECS No.
			SA7350000
	DOT ID & Guide
			2053 129

Formula(CH3)2CHCH2CH(OH)CH3
	Conversion
			1 ppm = 4.18 mg/m3
	IDLH
			400 ppmSee: 108112

Exposure Limits
			NIOSH RELTWA 25 ppm (100 mg/m3) ST 40 ppm (165 mg/m3) [skin]
					OSHA PEL TWA 25 ppm (100 mg/m3) [skin] See Appendix G
	Measurement Methods
			**NIOSH** 1402 , 1405;**OSHA** 7
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless liquid with a mild odor.													
										
Molecular Weight102.2	
	Boiling Point271°F
	Freezing Point-130°F
	Solubility2%
	Vapor Pressure3 mmHg
	Ionization Potential?											
Specific Gravity0.81	
	Flash Point106°F
	Upper Explosive Limit5.5%
	Lower Explosive Limit1.0%
Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
Incompatibilities & Reactivities
			Strong oxidizers
Exposure Routes
			inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, skin; headache, drowsiness; dermatitis; In Animals: narcosis
Target Organs
			Eyes, skin, 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
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Water flush promptly
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH/OSHA****Up to 250 ppm**: (APF = 10) Any supplied-air respirator***Up to 400 ppm**: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode*(APF = 50) Any self-contained breathing apparatus with a full facepiece(APF = 50) Any supplied-air respirator with a full facepiece**Emergency or planned entry into unknown concentrations or IDLH conditions:** (APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus**Escape:** (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canisterAny appropriate escape-type, self-contained breathing apparatus
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0665

			
							

			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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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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