Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

764655

Sigma-Aldrich

4-Pentynenitrile

97%

Synonym(s):

1-Cyano-3-butyne, 4-Cyano-1-butyne

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C5H5N
CAS Number:
19596-07-7
Molecular Weight:
79.10
MDL number:
MFCD00041563
UNSPSC Code:
12352100
PubChem Substance ID:
329767134
NACRES:
NA.22

Quality Level

100

Assay

97%

form

liquid

refractive index

n20/D 1.4350

density

0.9063 g/mL at 25 °C

functional group

nitrile

storage temp.

2-8°C

SMILES string

C#CCCC#N

InChI

1S/C5H5N/c1-2-3-4-5-6/h1H,3-4H2

InChI key

VMUWIDHKAIGONP-UHFFFAOYSA-N

Pictograms

Skull and crossbones
GHS06

Signal Word

Danger

Hazard Statements

H301

Precautionary Statements

P301 + P310

Hazard Classifications

Acute Tox. 3 Oral

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

149.9 °F

Flash Point(C)

65.5 °C

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCS8743
MKCM7993
MKCH4714
MKBZ8991V
MKBV5575V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service