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301345

3-Chloro-3-methyl-1-butyne

97%

Synonym(s):

α,α-Dimethylpropargyl chloride, 2-Chloro-2-methyl-3-butyne, 2-Methyl-2-chloro-3-butyne, 2-Methyl-3-butyn-2-yl chloride, 3-Chloro-3-methyl-1-butyne, 3-Chloro-3-methylbutyne, 3-Methyl-1-butyn-3-yl chloride, 3-Methyl-3-chloro-1-butyne, 3-Methyl-3-chlorobutyne

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About This Item

Linear Formula:
ClC(CH3)2C≡CH
CAS Number:
1111-97-3
Molecular Weight:
102.56
NACRES:
NA.22
PubChem Substance ID:
24858181
UNSPSC Code:
12352100
EC Number:
214-188-9
MDL number:
MFCD00190221
Assay:
97%
Form:
liquid
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Quality Segment

100

assay

97%

form

liquid

refractive index

n20/D 1.418 (lit.)

bp

73-75 °C (lit.)

mp

−61 °C (lit.)

density

0.913 g/mL at 25 °C (lit.)

functional group

alkyl halide, chloro

storage temp.

2-8°C

SMILES string

CC(C)(Cl)C#C

InChI

1S/C5H7Cl/c1-4-5(2,3)6/h1H,2-3H3

InChI key

QSILYWCNPOLKPN-UHFFFAOYSA-N

Application

3-Chloro-3-methyl-1-butyne was used in preparation of:
  • series of benzo[b]pyrano[2,3-i]xanthen-6-ones and benzo[b]pyrano[3,2-h]xanthen-7-ones
  • 6-hydroxy-3,3-dimethyl-3H,7H-benzo[a]pyrano[3,2-h]xanthen-7-one
  • 5-hydroxy-2,2-dimethyl-2H,6H-benzo[a]pyrano[2,3-i]xanthen-6-one
  • 3,3-dimethyl-3Hbenzofuro[3,2-f][1]-benzopyran

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

39.2 °F - closed cup

flash_point_c

4 °C - closed cup

ppe

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

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