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Alcohols and polyols

1-Pentol, (E)-

Also known as (E)-3-Methylpent-2-en-4-yn-1-ol, 1-Pentol trans-form, 3-Methyl-2-penten-4-yn-1-ol

CAS 6153-06-6Formula C6H8OMolar mass 96.13 g/molEC 228-169-8
GHS signal word: Danger. Pictograms: Corrosive
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1-Pentol, (E)- chemical structure, C6H8O, CAS 6153-06-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
6153-06-6
Formula
C6H8O
Molar mass
96.13 g/mol
EC number
228-169-8
HS code
290529
Category
Alcohols and polyols

What is 1-Pentol, (E)-?

Plain description, key identifiers and synonyms

1-Pentol, (E)- is a chemical substance with the molecular formula C6H8O and a molar mass of 96.13 g/mol. Its CAS registry number is 6153-06-6. The IUPAC name is (E)-3-methylpent-2-en-4-yn-1-ol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(E)-3-methylpent-2-en-4-yn-1-ol
CAS number
6153-06-6
EC number
228-169-8
Molecular formula
C6H8O
UNII
71839QU48O
InChIKey
ZSJHASYJQIRSLE-GQCTYLIASA-N
InChI
InChI=1S/C6H8O/c1-3-6(2)4-5-7/h1,4,7H,5H2,2H3/b6-4+
Canonical SMILES
C#CC(C)=CCO
Isomeric SMILES
C/C(=C\CO)/C#C

Synonyms

  • (E)-3-Methylpent-2-en-4-yn-1-ol
  • 1-Pentol trans-form
  • 3-Methyl-2-penten-4-yn-1-ol
  • trans-3-methyl-2-penten-4-yn-1-ol
  • 1''-Pentol
  • (2E)-3-Methyl-2-penten-4-yn-1-ol
  • 1-Pentol, e-
  • 2-Penten-4-yn-1-ol, 3-methyl-, (E)-
  • (E)-3-Methyl-2-pentene-4-yn-1-ol
  • 3-Methyl-2-penten-4-yn-1-ol, (E)-
  • 2-Penten-4-yn-1-ol, 3-methyl-, (2E)-
  • (E)-3-Methylpent-3-en-1-yn-5-ol
  • (2e)-3-methylpent-2-en-4-yn-1-ol
  • (E)-3-methyl-1-pent-2-en-4-ynol
  • (E)-1-pentol
  • 3-Methyl-2-pente-4-yne-1-ol
  • (2E)-3-Methyl-2-penten-4-yn-1-ol #

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
96.13 g/molcalc.
Exact mass
96.0575 Dacalc.
LogP (octanol/water)
0.56calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.33calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive

Hazard statements

  • H314Causes severe skin burns and eye damage.
Precautionary statements (12)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P363Wash contaminated clothing before reuse.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

1-Pentol, (E)- suppliers

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1-Pentol, (E)- price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 1-Pentol, (E)- is traded under.

HS 2905.29Indicative HS code

Unsaturated monohydric alcohols, other

World exports in 2024
$361M
−8.5% vs 2023, imports $367M
2019 to 2024
Top exporters
  1. China26.8%
  2. Japan20.6%
  3. India * partner reported11.6%
Top importers
  1. China15.7%
  2. United States14.7%
  3. Germany8.2%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 1-Pentol, (E)- is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 1-Pentol, (E)-, based on the data on this page

What is 1-Pentol, (E)-?

1-Pentol, (E)- is a chemical substance with the molecular formula C6H8O and a molar mass of 96.13 g/mol. Its CAS registry number is 6153-06-6. The IUPAC name is (E)-3-methylpent-2-en-4-yn-1-ol.

What is the CAS number of 1-Pentol, (E)-?

The CAS registry number of 1-Pentol, (E)- is 6153-06-6.

What is the molecular formula and weight of 1-Pentol, (E)-?

The molecular formula of 1-Pentol, (E)- is C6H8O and its molar mass is 96.13 g/mol.

What is 1-Pentol, (E)- used for?

Known uses and roles of 1-Pentol, (E)- include building blocks in research and laboratory.

Is 1-Pentol, (E)- hazardous?

1-Pentol, (E)- carries the GHS signal word "Danger". Main hazards: causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 1-Pentol, (E)-?

1-Pentol, (E)- is usually classified under HS code 290529 (Unsaturated monohydric alcohols, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 1-Pentol, (E)-?

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What is the price of 1-Pentol, (E)-?

Suppliers quote 1-Pentol, (E)- on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle 1-Pentol, (E)-

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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