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23215

Sigma-Aldrich

1-Naphthyl chloroformate

≥98.0% (GC)

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About This Item

Empirical Formula (Hill Notation):
C11H7ClO2
CAS Number:
3759-61-3
Molecular Weight:
206.63
Beilstein/REAXYS Number:
512216
EC Number:
223-168-9
MDL number:
MFCD01726288
UNSPSC Code:
12352100
PubChem Substance ID:
57648027

Quality Level

100

assay

≥98.0% (GC)

refractive index

n20/D 1.598

density

1.273 g/mL at 20 °C (lit.)

storage temp.

2-8°C

SMILES string

ClC(=O)Oc1cccc2ccccc12

InChI

1S/C11H7ClO2/c12-11(13)14-10-7-3-5-8-4-1-2-6-9(8)10/h1-7H

InChI key

JRUFQZPDRRGHEF-UHFFFAOYSA-N

Application

1-Naphthyl chloroformate was used in preparation of:
  • 4-benzyl-2-(4-methoxyphenyl)oxazol-5-yl naphthalen-1-ylcarbonate
  • naphthalen-1-yl 4-benzyl-2-(4-methoxyphenyl)-5-oxo-4,5-dihydrooxazole-4-carboxylate
  • 2-(4-methoxyphenyl)-4-methyloxazol-5-yl naphthalen-1-ylcarbonate

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H314

Hazard Classifications

Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk_germany

WGK 2

flash_point_f

257.0 °F - closed cup

flash_point_c

125 °C - closed cup

ppe

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

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Certificates of Analysis (COA)

Lot/Batch Number
BCBD8764V
1243752
063353/1
63353/1

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Craig D Campbell et al.
Organic & biomolecular chemistry, 9(11), 4205-4218 (2011-04-21)
The O- to C-carboxyl transfer of oxazolyl carbonates promoted by triazolinylidenes, generated in situ with NEt(3), shows a markedly different rate and chemoselectivity profile to the same reaction promoted by triazolinylidenes generated using KHMDS. The mechanism of these pathways has

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