682756
1-(3-Bromo-1-propynyl)naphthalene
97%
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About This Item
Empirical Formula (Hill Notation):
C13H9Br
CAS Number:
Molecular Weight:
245.11
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352005
MDL number:
Assay:
97%
Form:
solid
InChI
1S/C13H9Br/c14-10-4-8-12-7-3-6-11-5-1-2-9-13(11)12/h1-3,5-7,9H,10H2
SMILES string
BrCC#Cc1cccc2ccccc12
InChI key
LHDMQJTYLOVTPS-UHFFFAOYSA-N
assay
97%
form
solid
mp
43-47 °C
functional group
bromo
Application
Reagent for the protection of alcohols in the form of a 1-naphthylpropargyl ether that can be cleaved with DDQ.
signalword
Danger
hcodes
Hazard Classifications
Aquatic Acute 1 - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
>230.0 °F
flash_point_c
> 110 °C
ppe
dust mask type N95 (US), Eyeshields, Gloves
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David Crich et al.
Organic letters, 8(21), 4879-4882 (2006-10-06)
[reaction: see text] The (1-naphthyl)propargyl group is introduced as a sterically unobtrusive alcohol protecting group that is cleaved in a single step by exposure to dichlorodicyanoquinone in wet dichloromethane. In conjunction with the 4,6-O-benzylidene protecting group, and the use of
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