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283452

Sigma-Aldrich

4-Bromo-2-thiophenecarboxaldehyde

90%

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About This Item

Empirical Formula (Hill Notation):
C5H3BrOS
CAS Number:
18791-75-8
Molecular Weight:
191.05
Beilstein:
108455
EC Number:
242-577-3
MDL number:
MFCD00005431
UNSPSC Code:
12352100
PubChem Substance ID:
24857105
NACRES:
NA.22

Assay

90%

form

solid

bp

114-115 °C/11 mmHg (lit.)

mp

44-46 °C (lit.)

storage temp.

2-8°C

SMILES string

[H]C(=O)c1cc(Br)cs1

InChI

1S/C5H3BrOS/c6-4-1-5(2-7)8-3-4/h1-3H

InChI key

PDONIKHDXYHTLS-UHFFFAOYSA-N

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Application

4-Bromo-2-thiophenecarboxaldehyde has been used:
  • as building block for the synthesis of tetrahydroisoquinolinones
  • in the synthesis of 3-[(4-bromo-2-thienyl)methylenehydrazinocarbonyl]-1H-1,2,4-triazole

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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2-Thiophenecarboxaldehyde 98%

Sigma-Aldrich

T32409

2-Thiophenecarboxaldehyde

3-[(4-Bromo-2-thienyl) methylenehydrazinocarbonyl]-1H-1, 2, 4-triazole.
Yang J-G and Pan F-Y.
Acta Crystallographica Section E, Structure Reports Online, 60(12), o2342-o2344 (2004)
M Lebl
Bioorganic & medicinal chemistry letters, 9(9), 1305-1310 (1999-05-26)
A new technique for high throughput solid phase synthesis using the centrifuge based liquid removal from readily available standard microtiterplates is described. This technique eliminates the filtration step and is therefore applicable to simultaneous processing of an unlimited number of

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