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161241

Sigma-Aldrich

1-Phenyl-1-propyne

99%

Synonym(s):

(2-Methylethynyl)benzene, 1-Methyl-2-phenylacetylene, 1-Propyn-1-ylbenzene, 1-Propynylbenzene, 3-Phenyl-2-propyne, Methylphenylacetylene, Methylphenylethyne, Phenylmethylacetylene

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About This Item

Linear Formula:
C6H5C≡CCH3
CAS Number:
Molecular Weight:
116.16
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

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assay

99%

form

liquid

refractive index

n20/D 1.564 (lit.)

bp

185 °C (lit.)

density

0.928 g/mL at 25 °C (lit.)

functional group

phenyl

storage temp.

2-8°C

SMILES string

CC#Cc1ccccc1

InChI

1S/C9H8/c1-2-6-9-7-4-3-5-8-9/h3-5,7-8H,1H3

InChI key

GHUURDQYRGVEHX-UHFFFAOYSA-N

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This Item
376841223034337048
assay

99%

assay

97%

assay

99%

assay

99%

Quality Level

100

Quality Level

100

Quality Level

200

Quality Level

100

refractive index

n20/D 1.564 (lit.)

refractive index

n20/D 1.526 (lit.)

refractive index

n20/D 1.532 (lit.)

refractive index

-

bp

185 °C (lit.)

bp

75 °C/20 mmHg (lit.)

bp

103-105 °C/14 mmHg (lit.)

bp

90 °C/5 mmHg (lit.)

density

0.928 g/mL at 25 °C (lit.)

density

0.934 g/mL at 25 °C (lit.)

density

1.101 g/mL at 25 °C (lit.)

density

-

form

liquid

form

liquid

form

liquid

form

-

General description

Co-catalyzed reaction between cyclopentene and 1-phenyl-1-propyne has been reported.[1] Bonding properties of 1-phenyl-1-propyne on Cu(111) at 100K have been studied using temperature-programmed desorption and X-ray, ultraviolet and two-photon photoemission spectroscopies.[2] 1-Phenyl-1-propyne is an inhibitor of dopamine beta-hydroxylase.[3] Polymerization of 1-phenyl-1-propyne by TaCl5 and NbCl5 has been reported.[4]

1-Phenyl-1-propyne serves as a starting material for various chemical reactions, such as addition reactions and polymerization.[5]

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

143.6 °F - closed cup

flash_point_c

62 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves


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Questions

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  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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