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551902

Sigma-Aldrich

5-Bromo-2-chloropyridine

95%

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About This Item

Empirical Formula (Hill Notation):
C5H3BrClN
CAS Number:
53939-30-3
Molecular Weight:
192.44
MDL number:
MFCD01318951
UNSPSC Code:
12352100
PubChem Substance ID:
24879237
NACRES:
NA.22
Pricing and availability is not currently available.

Quality Level

100

assay

95%

mp

65-69 °C (lit.)

functional group

bromo
chloro

SMILES string

Clc1ccc(Br)cn1

InChI

1S/C5H3BrClN/c6-4-1-2-5(7)8-3-4/h1-3H

InChI key

PEAOEIWYQVXZMB-UHFFFAOYSA-N

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Show Differences

1 of 4

This Item
479314B8703C002
(-)-Quinine for resolution of racemates for synthesis

8.02304

(-)-Quinine

Benzoin methyl ether 99%

479314

Benzoin methyl ether

Benzoin methyl ether 96%

B8703

Benzoin methyl ether

(±)-Quinuclidinyl benzilate powder

C002

(±)-Quinuclidinyl benzilate

form

powder

form

powder

form

crystals

form

powder

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

100

storage temp.

2-30°C

storage temp.

-

storage temp.

-

storage temp.

2-8°C

mp

174-178 °C (decomposition)

mp

47.5-48.5 °C (lit.)

mp

47.5-48.5 °C (lit.)

mp

-

pH

9.0 (20 °C, 0.5 g/L in H2O)

pH

-

pH

-

pH

-

solubility

0.5 g/L

solubility

-

solubility

-

solubility

chloroform: soluble (but decomposes within 24 hrs), methanol: stable (for up to two weeks at -20°C.)

Application

5-Bromo-2-chloropyridine may be used in the preparation of following compounds:
  • Amino-2-chloropyridine via palladium-catalyzed amination.[1]
  • 5-Bromo-2-fluoropyridine via halogen-exchange reaction using anhydrous potassium fluoride.[2]
  • 2-Chloro-5-(2,5-dimethoxyphenyl)pyridine via Suzuki coupling with 2,5-dimethoxyphenylboronic acid.[3]

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

  • Specification Sheet

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    Certificates of Analysis (COA)

    Lot/Batch Number
    MKCQ4540
    MKCD7502
    MKBZ1864V
    MKBP3305V
    MKBG2800V

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