Skip to Content
Merck
All Photos(1)

Key Documents

Safety Information

632074

Sigma-Aldrich

3-Cyclopentyl-1-propyne

97%

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C8H12
CAS Number:
Molecular Weight:
108.18
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

97%

refractive index

n20/D 1.4490 (lit.)

bp

132-134 °C (lit.)

density

0.827 g/mL at 25 °C (lit.)

SMILES string

C#CCC1CCCC1

InChI

1S/C8H12/c1-2-5-8-6-3-4-7-8/h1,8H,3-7H2

InChI key

VBTCAHMANZTRMG-UHFFFAOYSA-N

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

69.8 °F

Flash Point(C)

21 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 2 petroleums
Hazardous rank III
Water insoluble liquid

JAN Code

632074-VAR:
632074-5G:
632074-BULK:
632074-1G:


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

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.

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