isobutanol

Modify Date: 2025-08-20 18:59:40

isobutanol structure	Common Name	isobutanol
	CAS Number	78-83-1	Molecular Weight	74.122
	Density	0.8±0.1 g/cm3	Boiling Point	105.0±8.0 °C at 760 mmHg
	Molecular Formula	C₄H₁₀O	Melting Point	−108 °C(lit.)
	MSDS	Chinese USA	Flash Point	27.8±0.0 °C
	Symbol	GHS02, GHS05, GHS07	Signal Word	Danger

Name	isobutanol
Synonym	More Synonyms

Density	0.8±0.1 g/cm3
Boiling Point	105.0±8.0 °C at 760 mmHg
Melting Point	−108 °C(lit.)
Molecular Formula	C₄H₁₀O
Molecular Weight	74.122
Flash Point	27.8±0.0 °C
Exact Mass	74.073166
PSA	20.23000
LogP	0.69
Vapour density	2.55 (vs air)
Vapour Pressure	16.4±0.4 mmHg at 25°C
Index of Refraction	1.393
Stability	Stable. Flammable. Incompatible with strong oxidizing agents, aluminium.
Water Solubility	95 g/L (20 ºC)

isobutanol MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NP9625000

CHEMICAL NAME :: Isobutyl alcohol

CAS REGISTRY NUMBER :: 78-83-1

BEILSTEIN REFERENCE NO. :: 1730878

LAST UPDATED :: 199806

DATA ITEMS CITED :: 44

MOLECULAR FORMULA :: C4-H10-O

MOLECULAR WEIGHT :: 74.14

WISWESSER LINE NOTATION :: Q1Y1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2460 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 8000 ppm/4H

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 720 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 340 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 544 mg/kg

TOXIC EFFECTS :: Liver - other changes

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 417 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Mammal - cat

DOSE/DURATION :: 725 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 3750 mg/kg

TOXIC EFFECTS :: Behavioral - general anesthetic

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 3400 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 323 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 1201 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - hamster

DOSE/DURATION :: 1401 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 93 gm/kg/13W-I

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Nutritional and Gross Metabolic - changes in potassium Related to Chronic Data - death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 29 gm/kg/71W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors Blood - leukemia

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 9 gm/kg/78W-I

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Gastrointestinal - tumors Liver - tumors

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Escherichia coli

REFERENCE :: ABMGAJ Acta Biologica et Medica Germanica. (Berlin, Ger. Dem. Rep.) V.1-41, 1958-82. For publisher information, see BBIADT. Volume(issue)/page/year: 23,843,1969 *** REVIEWS *** ACGIH TLV-TWA 152 mg/m3 (50 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 100 ppm (300 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,140,1971 OSHA PEL (Gen Indu):8H TWA 100 ppm (300 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 100 ppm (300 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 100 ppm (300 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 100 ppm (300 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 50 ppm (150 mg/m3) JAN 1993 OEL-AUSTRIA:TWA 100 ppm (300 mg/m3) JAN 1993 OEL-BELGIUM:TWA 50 ppm (152 mg/m3) JAN 1993 OEL-DENMARK:STEL 50 ppm (150 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 50 ppm (150 mg/m3) JAN 1993 OEL-GERMANY:TWA 100 ppm (300 mg/m3) JAN 1993 OEL-JAPAN:TWA 50 ppm (150 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 50 ppm (150 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 100 ppm (300 mg/m3) JAN 1993 OEL-RUSSIA:TWA 50 ppm;STEL 10 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 50 ppm (150 mg/m3);STEL 100 ppm (300 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 50 ppm (150 mg/m3);STEL 75 ppm JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO ISOBUTYL ALCOHOL-air:10H TWA 50 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 40430 No. of Facilities: 16985 (estimated) No. of Industries: 181 No. of Occupations: 98 No. of Employees: 107310 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 40430 No. of Facilities: 15449 (estimated) No. of Industries: 155 No. of Occupations: 99 No. of Employees: 256975 (estimated) No. of Female Employees: 49376 (estimated)

Symbol	GHS02, GHS05, GHS07
Signal Word	Danger
Hazard Statements	H226-H315-H318-H335-H336
Precautionary Statements	P210-P280-P304 + P340 + P312-P305 + P351 + P338 + P310-P403 + P235
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi:Irritant
Risk Phrases	R10;R37/38;R41;R67
Safety Phrases	S13-S26-S37/39-S46-S7/9
RIDADR	UN 1212 3/PG 3
WGK Germany	1
RTECS	NP9625000
Packaging Group	III
Hazard Class	3
HS Code	2905141000

Precursor 9
CAS#:187737-37-7 propene CAS#:201230-82-2 carbon monoxide CAS#:78-84-2 Isobutyraldehyde CAS#:75-65-0 tert-Butanol
CAS#:18269-50-6 Isobutoxytrimet... CAS#:2516-33-8 Cyclopropyl carbinol CAS#:79-31-2 Isobutyric acid CAS#:71412-40-3 (4-Methyl-1,3-p...
CAS#:50-00-0 Formaldehyde
DownStream 10
CAS#:1221-65-4 1,6-Di-t-butyl-... CAS#:1081-32-9 6-tert-butylnap... CAS#:17085-91-5 Naphthalene,1-(... CAS#:10565-10-3 1,4-Di-tert-but...
CAS#:2876-35-9 Naphthalene,2-(... CAS#:5851-43-4 2-isopropyl-1H-... CAS#:3972-56-3 1-tert-Butyl-4-... CAS#:542-55-2 Formic acid,2-m...
CAS#:67-64-1 Acetone CAS#:547-63-7 Methyl isobutyrate

HS Code	2905141000

Combined effects of nutrients and temperature on the production of fermentative aromas by Saccharomyces cerevisiae during wine fermentation.

Appl. Microbiol. Biotechnol. 99(5) , 2291-304, (2015)

Volatile compounds produced by yeast during fermentation greatly influence the organoleptic qualities of wine. We developed a model to predict the combined effects of initial nitrogen and phytosterol ...

The exometabolome of Clostridium thermocellum reveals overflow metabolism at high cellulose loading.

Biotechnol. Biofuels 7(1) , 155, (2014)

Clostridium thermocellum is a model thermophilic organism for the production of biofuels from lignocellulosic substrates. The majority of publications studying the physiology of this organism use subs...

Convenient QSAR model for predicting the complexation of structurally diverse compounds with β-cyclodextrins

Bioorg. Med. Chem. 17 , 896-904, (2009)

This paper reports a QSAR study for predicting the complexation of a large and heterogeneous variety of substances (233 organic compounds) with beta-cyclodextrins (beta-CDs). Several different theoret...

i-Butyl alcohol

Methylethyl carbinol

iso-butanol

1-Propanol, 2-methyl-

2-methyl propyl alcohol

isobutyl alcohol

Propanol, 2-methyl-

1-hydroxymethylpropane

2-methyl-1-propanyl alcohol

2-Methyl-1-propanol

2-Methylpropan-1-ol

iso-Butyl Alcohol

2-Methylpropyl alcohol

2-Methyl propanol

UNII-56F9Z98TEM

2-MethylpropanoI

isopropylcarbinol

EINECS 201-148-0

i-Butanol

2-methylpropanol

isobutanol

MFCD00004740

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: isobutanol
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: isobutanol
Price: ￥448.0/500ml ￥258.0/100ml
Purity: 98.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Methyl-1-propanol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2-Methyl-1-propanol
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Get all suppliers and price by the below link:

isobutanol suppliers

isobutanol price

isobutanol

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Articles60

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.