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3-Thiophenecarboxaldehyde, 5-chloro-

CAS No.
36155-85-8
Chemical Name:
3-Thiophenecarboxaldehyde, 5-chloro-
Synonyms
5-chlorothiophene-3-carbaldehyde;5-Chlorothiophene-3-carbo...;5-Chlorothiophene-3-carboxaldehyde;3-Thiophenecarboxaldehyde, 5-chloro-
CBNumber:
CB22552846
Molecular Formula:
C5H3ClOS
Molecular Weight:
146.59
MDL Number:
MFCD17016115
MOL File:
36155-85-8.mol
MSDS File:
SDS
Last updated:2026-05-28 00:06:20

3-Thiophenecarboxaldehyde, 5-chloro- Properties

Boiling point 208.8±20.0 °C(Predicted)
Density 1.429±0.06 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
Appearance light yellow liquid
InChI InChI=1S/C5H3ClOS/c6-5-1-4(2-7)3-8-5/h1-3H
InChIKey BGOGYRKWKJGOHZ-UHFFFAOYSA-N
SMILES C1SC(Cl)=CC=1C=O

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H319-H335-H302+H312+H332-H315
Precautionary statements  P280-P301+P312-P362+P364
HS Code  2934999090

3-Thiophenecarboxaldehyde, 5-chloro- price More Price(55)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Apolloscientific OR928325 5-Chlorothiophene-3-carboxaldehyde 98% 36155-85-8 100mg $62 2026-06-04 Buy
Apolloscientific OR928325 5-Chlorothiophene-3-carboxaldehyde 98% 36155-85-8 250mg $74 2026-06-04 Buy
Apolloscientific OR928325 5-Chlorothiophene-3-carboxaldehyde 98% 36155-85-8 1g $184 2026-06-04 Buy
Apolloscientific OR928325 5-Chlorothiophene-3-carboxaldehyde 98% 36155-85-8 5g $551 2026-06-04 Buy
Activate Scientific AS17523 5-Chlorothiophene-3-carboxaldehyde 95% 36155-85-8 1g $227 2026-06-04 Buy
Product number Packaging Price Buy
OR928325 100mg $62 Buy
OR928325 250mg $74 Buy
OR928325 1g $184 Buy
OR928325 5g $551 Buy
AS17523 1g $227 Buy

3-Thiophenecarboxaldehyde, 5-chloro- Chemical Properties, Uses, Production

Uses

5-Chloro-3-thiophenecarboxaldehyde is a useful reagent in the preparation of 2,4-Diaminopyrimidine derivatives as potent growth hormone secretagogue receptor antagonists.

Synthesis

3-Thiophenecarboxaldehyde

498-62-4

3-Thiophenecarboxaldehyde, 5-chloro-

36155-85-8

General procedure for the synthesis of 5-chlorothiophene-3-carbaldehyde from 3-thiophenecarboxaldehyde: The reaction was carried out to a solution of thiophene-3-carbaldehyde (20.0 g, 178.3 mmol) and N-chlorosuccinimide (23.8 g, 178.3 mmol) in acetic acid (180 mL) with stirring for 4 hours at 110 °C. After completion of the reaction, the reaction solution was cooled to room temperature, then diluted with ethyl acetate (120 mL), washed sequentially with water (100 mL x 3), saturated sodium bicarbonate solution (50 mL x 2) and brine, and the organic phase was dried with anhydrous sodium sulfate. After concentration under reduced pressure, 5-chlorothiophene-3-carbaldehyde (8.0 g, 54.6 mmol, 31% yield) was obtained as a yellow solid, which could be used for subsequent reactions without further purification.

References

[1] Patent: WO2015/140133, 2015, A1. Location in patent: Page/Page column 110
[2] Journal of Medicinal Chemistry, 2006, vol. 49, # 8, p. 2568 - 2578
[3] Patent: WO2015/142903, 2015, A2. Location in patent: Page/Page column 98

498-62-4
36155-85-8
Synthesis of 3-Thiophenecarboxaldehyde, 5-chloro- from 3-Thiophenecarboxaldehyde

3-Thiophenecarboxaldehyde, 5-chloro- Preparation Products And Raw materials

3-Thiophenecarboxaldehyde, 5-chloro- Suppliers

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3-Thiophenecarboxaldehyde, 5-chloro- Spectrum

5-chlorothiophene-3-carbaldehyde 5-Chlorothiophene-3-carboxaldehyde 3-Thiophenecarboxaldehyde, 5-chloro- 5-Chlorothiophene-3-carbo... 36155-85-8