2-Thenaldehyde

2-Thenaldehyde
  • CAS No.:98-03-3
Other grades of this product :
2-Thenaldehyde Basic information
Product Name:2-Thenaldehyde
Synonyms:2-Thiophenecarboxaldehyde (stabilized with HQ);2-Formylthiophene, 2-Thenaldehyde;2-Thiophenecarboxaldehyde, 98% 100ML;2-Thiophenecarboxaldehyde ,98%;THIOPHENE-2-CARBALDEHYDE FOR SYNTHESIS;2-Thiophenecarboxaldehyde,Thenaldehyde;2-Thiophenecarboxald;2-Thienylcarboxaldehyde
CAS:98-03-3
MF:C5H4OS
MW:112.15
EINECS:202-629-8
Product Categories:aldehyde;Building Blocks;C1 to C6;C4 to C6;Carbonyl Compounds;Chemical Synthesis;Thiophenes;Aromatic Aldehydes & Derivatives (substituted);Aldehydes;Thiophenes & Benzothiophenes;Thiophen;Thiophenes & Benzothiophenes;Heterocyclic Building Blocks;Organic Building Blocks;Thiophene&Benzothiophene;Teniposide Ketotifen;Functional Materials;Reagents for Conducting Polymer Research;Thiophene Derivatives (for Conduting Polymer Research);bc0001
Mol File:98-03-3.mol
2-Thenaldehyde Chemical Properties
Melting point <10°C
Boiling point 198 °C (lit.) 75-77 °C/11 mmHg (lit.)
density 1.2 g/mL at 25 °C (lit.)
refractive index n20/D 1.591(lit.)
Fp 172 °F
storage temp. 2-8°C
solubility Chloroform (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly)
form liquid (clear)
Specific Gravity1.2
color clear yellow
Water Solubility insoluble
Sensitive Air Sensitive
BRN 105819
InChIKeyCNUDBTRUORMMPA-UHFFFAOYSA-N
CAS DataBase Reference98-03-3(CAS DataBase Reference)
NIST Chemistry Reference2-Thiophenecarboxaldehyde(98-03-3)
EPA Substance Registry System2-Thiophenecarboxaldehyde (98-03-3)
Safety Information
Hazard Codes Xn,Xi
Risk Statements 22-36/37/38-43
Safety Statements 36/37/39-37-24-36-26
RIDADR UN 2810
WGK Germany 3
RTECS XM8135000
9
Hazard Note Irritant
TSCA Yes
HS Code 29349990
MSDS Information
ProviderLanguage
2-Formylthiophene English
SigmaAldrich English
ACROS English
ALFA English
2-Thenaldehyde Usage And Synthesis
Chemical Propertiesclear yellow to light brown liquid
UsesThiophene derivatives, introducing thenyl group into organic compounds.
Uses2-Thiophenecarboxaldehyde is used in the synthesis of β-aryl-β-amino acids, urea derivatives. Arylation reagent. Also used to synthesize unsaturated ketones as antiviral and cytotoxic agents.
DefinitionChEBI: An aldehyde that is thiphene substituted by a formyl group at position 2.
Synthesis Reference(s)Synthesis, p. 757, 1976 DOI: 10.1055/s-1976-24193Tetrahedron Letters, 36, p. 455, 1995 DOI: 10.1016/0040-4039(94)02284-I
General DescriptionPharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards
Purification MethodsWash it with 50% HCl and distil it under reduced pressure just before use. It has UV: 234nm (hexane). The Z-oxime has m 144o, 136-138o and 142o (H2O). [Beilstein

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