Skip to Content
MilliporeSigma

Skip To

268992

4-Pentyn-2-ol

≥98%

Synonym(s):

(±)-4-Pentyn-2-ol

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View
Size/SKUAvailabilityPrice
5 g

Available to ship TODAY

$67.10
$50.32
25 g

Available to ship TODAY

$176.00
$132.00

About This Item

Linear Formula:
HC≡CCH2CH(OH)CH3
CAS Number:
Molecular Weight:
84.12
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
218-321-1
Beilstein/REAXYS Number:
1734245
MDL number:
Assay:
≥98%
Form:
liquid

$50.32

List Price$67.10Save 25%
Web-Only Promotion

Available to ship TODAYDetails


​
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


Quality Segment

assay

≥98%

form

liquid

refractive index

n20/D 1.438 (lit.)

bp

126-127 °C (lit.)

density

0.892 g/mL at 25 °C (lit.)

functional group

hydroxyl

SMILES string

CC(O)CC#C

InChI

1S/C5H8O/c1-3-4-5(2)6/h1,5-6H,4H2,2H3

InChI key

JTHLRRZARWSHBE-UHFFFAOYSA-N

General description

4-Pentyn-2-ol, a secondary homopropargylic alcohol, is toxic with LC50 value of 160.

Application

4-Pentyn-2-ol was used in the synthesis of new Fischer-type rhenium (III) benzoyldiazenido-2-oxacyclocarbenes. It was also used in the preparation of c-aryl glycosides by undergoing cycloaddition reaction with an aryl nitrile oxide.

Compare Similar Items

View Full Comparison

Show Differences

1 of 1

This Item
111279491276111287
description

≥98%

description

99%

description

98 atom % D

description

96%

assay

≥98%

assay

99%

assay

99% (CP)

assay

96%

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

100

bp

126-127 °C (lit.)

bp

134-137 °C (lit.)

bp

136-138 °C (lit.)

bp

119-121 °C (lit.)

density

0.892 g/mL at 25 °C (lit.)

density

0.834 g/mL at 25 °C (lit.)

density

0.911 g/mL at 25 °C

density

0.843 g/mL at 25 °C (lit.)

form

liquid

form

-

form

-

form

-

refractive index

n20/D 1.438 (lit.)

refractive index

n20/D 1.429 (lit.)

refractive index

n20/D 1.409 (lit.)

refractive index

n20/D 1.428 (lit.)


Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class

3 - Flammable liquids

WGK

WGK 3

Flash Point (°F)

98.6 °F - closed cup

Flash Point (°C)

37 °C - closed cup

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library



Questions

Reviews

No rating value

Active Filters