Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Methylbutan-1-ol
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2-Methylbutan-1-ol
Price: ￥198.0/500ml
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

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

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

137-32-6

137-32-6 structure

137-32-6 structure

Name: 2-Methylbutan-1-ol
Chemical Name: 2-methylbutan-1-ol
CAS Number: 137-32-6
Molecular Formula: C₅H₁₂O
Molecular Weight: 88.148
Catalog: Flavors and spices Synthetic spice Alcoholic spice Acyclic aliphatic alcohol
Create Date: 2018-03-10 08:00:00
Modify Date: 2025-08-20 10:06:44

Name	2-methylbutan-1-ol
Synonyms	(±)-2-Methyl-1-butanol butan-1-ol, 2-methyl- DL-sec-Butylcarbinol (Synthetic) 1-Butanol, 2-methyl- DL-2-Methyl-1-butanol EINECS 205-289-9 2-methyl-n-butanol 2-Methylbutyl alcohol 2-methylbutanol 2-Methyl-1-butanol,natural 2-Methyl-1-butanol 1-Butanol, 2-methyl-, (±)- methyl-2-butan-1-ol MFCD00004743

Density	0.8±0.1 g/cm3
Boiling Point	128.7±0.0 °C at 760 mmHg
Melting Point	-70ºC
Molecular Formula	C₅H₁₂O
Molecular Weight	88.148
Flash Point	43.3±0.0 °C
Exact Mass	88.088814
PSA	20.23000
LogP	1.22
Vapour density	3 (vs air)
Vapour Pressure	4.8±0.5 mmHg at 25°C
Index of Refraction	1.405
Water Solubility	3.6 g/100 mL (30 ºC)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EL5250000

CHEMICAL NAME :: 1-Butanol, 2-methyl-

CAS REGISTRY NUMBER :: 137-32-6

BEILSTEIN REFERENCE NO. :: 1718810

LAST UPDATED :: 199710

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C5-H12-O

MOLECULAR WEIGHT :: 88.17

WISWESSER LINE NOTATION :: Q1Y2&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1 gm/kg

TOXIC EFFECTS :: Behavioral - ataxia

REFERENCE :: SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year: 116,663,1952

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1900 mg/kg

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

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 27,1,1945

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 3540 uL/kg

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Parenteral

SPECIES OBSERVED :: Amphibian - frog

DOSE/DURATION :: 2448 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - somnolence (general depressed activity)

REFERENCE :: AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 50,296,1935

Symbol	GHS02, GHS07
Signal Word	Warning
Hazard Statements	H226-H315-H319-H332-H335
Precautionary Statements	P210-P261-P280-P304 + P340 + P312-P337 + P313-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	Xn:Harmful
Risk Phrases	R10;R20;R37;R66
Safety Phrases	S46
RIDADR	UN 1105
WGK Germany	3
RTECS	EL5250000
Packaging Group	III
Hazard Class	3
HS Code	29051500

Precursor 10
563-46-2 1629-58-9 124391-75-9 108-64-5
123-91-1 922-63-4 2049-70-9 133-13-1
71-23-8 64-17-5
DownStream 10
3891-98-3 10422-35-2 507-36-8 616-14-8
534-00-9 99032-67-4 503-74-2 64-18-6
78-93-3 67-66-3

HS Code	2905199090
Summary	2905199090. saturated monohydric alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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