2-Methyl-3-buten-2-ol

Modify Date: 2026-07-02 14:48:03

2-Methyl-3-buten-2-ol structure	Common Name	2-Methyl-3-buten-2-ol
	CAS Number	115-18-4	Molecular Weight	86.132
	Density	0.8±0.1 g/cm3	Boiling Point	98.5±0.0 °C at 760 mmHg
	Molecular Formula	C₅H₁₀O	Melting Point	-43 °C
	MSDS	Chinese USA	Flash Point	13.3±0.0 °C
	Symbol	GHS02, GHS07	Signal Word	Danger

Summary: 2-Methyl-3-buten-2-ol, also known as 2-Methyl-3-buten-2-ol, CAS number 115-18-4, has a molecular formula of C5H10O and a molecular weight of 86.132. It is a colorless to slightly yellow transparent liquid with a melting point of -43°C and a boiling point of 98.5°C. It is primarily used for the production of vitamins E, K1, A, and synthetic rubber monomers, fragrances, etc. For research-use only, not for medical or clinical usage.

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name	2-Methyl-3-buten-2-ol
Synonym	More Synonyms

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density	0.8±0.1 g/cm3
Boiling Point	98.5±0.0 °C at 760 mmHg
Melting Point	-43 °C
Molecular Formula	C₅H₁₀O
Molecular Weight	86.132
Flash Point	13.3±0.0 °C
Exact Mass	86.073166
PSA	20.23000
LogP	0.87
Vapour Pressure	22.9±0.3 mmHg at 25°C
Index of Refraction	1.424
InChIKey	HNVRRHSXBLFLIG-UHFFFAOYSA-N
SMILES	C=CC(C)(C)O
Storage condition	Flammables area

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

2-Methyl-3-buten-2-ol MSDS(Chinese)

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EM9472000

CHEMICAL NAME :: 1-Buten-3-ol, 3-methyl-

CAS REGISTRY NUMBER :: 115-18-4

BEILSTEIN REFERENCE NO. :: 1698263

LAST UPDATED :: 199709

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C5-H10-O

MOLECULAR WEIGHT :: 86.15

WISWESSER LINE NOTATION :: QXI&I&IUI

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1315 mg/kg

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

REFERENCE :: PLMEAA Planta Medica. (Georg Thieme Verlag, Postfach 732, D-7000 Stuttgart 1, Fed. Rep. Ger.) V.1- 1953- Volume(issue)/page/year: 48,120,1983

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 800 mg/kg

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

REFERENCE :: IJSBDB Indian Journal of Chemistry, Section B: Organic Chemistry, Including Medicinal Chemistry. (Publications & Information Directorate, Council of Scientific and Industrial Research (CSIR), Hillside Rd., New Delhi 110 012, India) V.14B- 1976- Volume(issue)/page/year: 14,449,1976

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1680 mg/kg

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

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 5,161,1955

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 435 mg/kg

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

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(5),61,1986 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7945 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 1557 (estimated) No. of Female Employees: 276 (estimated)

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol	GHS02, GHS07
Signal Word	Danger
Hazard Statements	H225-H302-H315-H319
Precautionary Statements	P210-P280-P301 + P312 + P330-P305 + P351 + P338-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	F+:Extremely flammable
Risk Phrases	R11
Safety Phrases	S16-S26-S36
RIDADR	UN 1987 3/PG 2
WGK Germany	1
RTECS	EM9472000
Packaging Group	II
Hazard Class	3
HS Code	29052990

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor 10
CAS#:115-19-5 3-Methyl butynol CAS#:917-54-4 METHYLLITHIUM CAS#:78-94-4 Methyl vinyl ketone CAS#:513-35-9 2-Methylbut-2-ene
CAS#:625-27-4 2-methyl-2-pentene CAS#:556-82-1 3-Methyl-2-bute... CAS#:78-79-5 isoprene CAS#:1670-26-4 D-erythro-Sphin...
CAS#:1826-67-1 Vinylmagnesium ... CAS#:67-64-1 Acetone
DownStream 10
CAS#:109741-38-0 Murraol CAS#:1120-79-2 3-(bromomethyl)... CAS#:27758-59-4 3-methoxymethyl... CAS#:100606-78-8 2,3-dibromo-3-m...
CAS#:55481-88-4 mollugin CAS#:54287-99-9 5-HYDROXY-2,2-D... CAS#:3239-37-0 (Z)-tangerine a... CAS#:3239-35-8 tangerine acetate
CAS#:121403-03-0 (E)-6,10-dimeth... CAS#:107697-27-8 1-acetoxy-6,10-...

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code	2905290000
Summary	2905290000 unsaturated monohydric alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

This table lists relevant public references with title, journal and publication metadata for this compound.

Kinetics and mechanism of chlorine-atom-initiated oxidation of allyl alcohol, 3-buten-2-ol, and 2-methyl-3-buten-2-ol.

J. Phys. Chem. A 114(12) , 4224-31, (2010)

The gas-phase reactions of Cl atoms with allyl alcohol (k(1)), 3-buten-2-ol (k(2)), and 2-methyl-3-buten-2-ol (k(3)) at 296 +/- 2 K have been investigated using absolute and relative rate methods in 1...

Dose-dependent response and preliminary observations on attraction range of Ips typographus to pheromones at low release rates.

J. Chem. Ecol. 27(12) , 2425-35, (2001)

Responses of the European spruce bark beetle, 1. typographus (Coleoptera: Scolytidae), to low release-rate pheromones were investigated in two experiments in a spruce forest at Wellin, southern Belgiu...

The uptake of 2-methyl-3-buten-2-ol into aqueous mixed solutions of sulfuric acid and hydrogen peroxide.

Phys. Chem. Chem. Phys. 13(6) , 2069-75, (2011)

Multiphase acid-catalyzed oxidation with hydrogen peroxide (H(2)O(2)) has been suggested recently to be a potential route to SOA formation from isoprene and its gas-phase oxidation products, the kinet...

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Cytochrome P450 Family 1 Subfamily A Member 2 (CYP1A2) small molecule antagonists: lu...
Source: 824
External Id: CYP273

Name: qHTS assay to identify small molecule agonists of the TGF-beta/Smad signaling pathway...
Source: 824
Target: N/A
External Id: TGF788

Name: qHTS assay to identify small molecule antagonists of the TGF-beta/Smad signaling path...
Source: 824
Target: N/A
External Id: TGF602

Name: p53 small molecule agonists, cell-based qHTS assay: qHTS cell viability counter scree...
Source: 824
Target: N/A
External Id: P53600

Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes: qHTS ce...
Source: 824
Target: N/A
External Id: P53MS958

Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes: Summary
Source: 824
External Id: P53MS482

Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344

Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS233

Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes: qHTS ...
Source: 824
Target: N/A
External Id: P53MS837

Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS898

Total 130, Current Page 1 of 13

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

2-Methyl-3-buten-2-ol

3-hydroxy-3-methylbut-1-ene

3-Hydroxy-3-methyl-1-butene

MFCD00004470

1,1-Dimethylallyl alcohol,3-Hydroxy-3-methyl-1-butene

3-hydroxy-3-methylbutene

EINECS 204-068-4

2-methylbut-3-en-2-ol

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the downstream products of 2-Methyl-3-buten-2-ol?

A: Related downstream products(CAS) of 2-Methyl-3-buten-2-ol: 109741-38-0;1120-79-2;27758-59-4;100606-78-8;55481-88-4;54287-99-9;3239-37-0;3239-35-8;121403-03-0;107697-27-8.

Q: What is the boiling point of 2-Methyl-3-buten-2-ol?

A: Boiling point of 2-Methyl-3-buten-2-ol is 98.5±0.0 °C at 760 mmHg.

Q: What English synonyms does 2-Methyl-3-buten-2-ol have?

A: English synonyms of 2-Methyl-3-buten-2-ol: 2-Methyl-3-buten-2-ol, 3-hydroxy-3-methylbut-1-ene, 3-Hydroxy-3-methyl-1-butene, MFCD00004470, 1,1-Dimethylallyl alcohol,3-Hydroxy-3-methyl-1-butene, 3-hydroxy-3-methylbutene, EINECS 204-068-4, 2-methylbut-3-en-2-ol.

Q: What is the safety information for 2-Methyl-3-buten-2-ol?

A: Safety information for 2-Methyl-3-buten-2-ol: S16-S26-S36.

Q: What is the molecular formula of 2-Methyl-3-buten-2-ol?

A: Molecular formula of 2-Methyl-3-buten-2-ol is C5H10O.

Q: What is the melting point of 2-Methyl-3-buten-2-ol?

A: Melting point of 2-Methyl-3-buten-2-ol is -43 °C.

Q: What is the polar surface area (PSA) of 2-Methyl-3-buten-2-ol?

A: Polar surface area (PSA) of 2-Methyl-3-buten-2-ol is 20.23000.

Q: What is the molecular weight of 2-Methyl-3-buten-2-ol?

A: Molecular weight of 2-Methyl-3-buten-2-ol is 86.132.

Q: What is the CAS number of 2-Methyl-3-buten-2-ol?

A: CAS number of 2-Methyl-3-buten-2-ol is 115-18-4.

Q: What is the SMILES notation of 2-Methyl-3-buten-2-ol?

A: SMILES notation of 2-Methyl-3-buten-2-ol is C=CC(C)(C)O.

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd

Dayang Chem (Hangzhou) Co., Ltd.

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: 2-Methyl-3-buten-2-ol
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Methyl-3-buten-2-ol suppliers in China
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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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.