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Thiophene-3-ethanol

CAS No.
13781-67-4
Chemical Name:
Thiophene-3-ethanol
Synonyms
2-(thiophen-3-yl)ethan-1-ol;3-THIOPHENEETHANOL;2-(thiophen-3-yl)ethanol;2-(3-ThienyL;THIOPHENE-3-ETHANOL;Thiophen-3-ylethanol;2-(3-THIENYL)ETHANOL;3-Thiopheneethanol 99%;Clopidogrel Impurity 51;3-THIOPHENEETHANOL 98+%
CBNumber:
CB0492744
Molecular Formula:
C6H8OS
Molecular Weight:
128.19
MDL Number:
MFCD00009766
MOL File:
13781-67-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 22:52:15
Product description Number Pack Size Price
3-Thiopheneethanol 99% 228796 5g $89.1
3-Thiopheneethanol 99% 228796 25g $427
3-Thiopheneethanol >97.0%(GC) T1475 5g $79
3-Thiopheneethanol >97.0%(GC) T1475 25g $272
3-(2-HYDROXYETHYL)THIOPHENE 97% 62948 5G $39
More product size

Thiophene-3-ethanol Properties

Boiling point 110-111 °C14 mm Hg(lit.)
Density 1.144 g/mL at 25 °C(lit.)
refractive index n20/D 1.552(lit.)
Flash point 199 °F
storage temp. Keep in dark place,Sealed in dry,Room Temperature
pka 14.92±0.10(Predicted)
form Liquid
color Clear colorless to yellow-brown
Specific Gravity 1.144
Water Solubility Sparingly soluble in water(0.059 g/L at 25°C).
BRN 107080
InChI 1S/C6H8OS/c7-3-1-6-2-4-8-5-6/h2,4-5,7H,1,3H2
InChIKey YYPNNBPPDFTQFX-UHFFFAOYSA-N
SMILES OCCc1ccsc1
LogP 1.07
CAS DataBase Reference 13781-67-4(CAS DataBase Reference)
NIST Chemistry Reference 3-Thiopheneethanol(13781-67-4)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H227
Precautionary statements  P210e-P280a-P370+P378a-P403+P235-P501a
PPE Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Safety Statements  23-24/25
WGK Germany  3
10
HS Code  29349990
Storage Class 10 - Combustible liquids
REACH Registrations Active
NFPA 704
2
0

Thiophene-3-ethanol price More Price(75)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 228796 3-Thiopheneethanol 99% 13781-67-4 5g $89.1 2026-04-30 Buy
Sigma-Aldrich 228796 3-Thiopheneethanol 99% 13781-67-4 25g $427 2026-04-30 Buy
TCI Chemical T1475 3-Thiopheneethanol >97.0%(GC) 13781-67-4 5g $79 2026-04-30 Buy
TCI Chemical T1475 3-Thiopheneethanol >97.0%(GC) 13781-67-4 25g $272 2026-04-30 Buy
AstaTech 62948 3-(2-HYDROXYETHYL)THIOPHENE 97% 13781-67-4 5G $39 2026-04-30 Buy
Product number Packaging Price Buy
228796 5g $89.1 Buy
228796 25g $427 Buy
T1475 5g $79 Buy
T1475 25g $272 Buy
62948 5G $39 Buy

Thiophene-3-ethanol Chemical Properties,Uses,Production

Chemical Properties

Clear colorless to yellowish-brown liquid

Uses

3-Thiopheneethanol is used as a reagent in the synthesis of pH-responsive near-IR emitting conjugated polymer nanoparticles for cellular imaging and controlled-drug delivery. 3-Thiopheneethanol is also used as a reagent in the preparation of potent respiratory syncytial virus RNA polymerase inhibitors.

Uses

3-Thiopheneethanol [3-(2-hydroxyethyl)thiophene] was used in the synthesis of various ether and ester derivatives such as 3-(2-(benzyloxy)ethyl)thiophene, 3-[2-((triphenylmethyl)oxy)ethyl]thiophene, 3-[2-((trimethylsilyl)oxy)ethyl]thiophene, 3-[2-((dimethyl-tert-butylsilyl)oxy)ethyl]thiophene, 3-(2-acetoxyethyl)thiophene and 3-(2-(benzoyloxy)ethyl)thiophene.

Synthesis

3-Thiopheneacetic acid

6964-21-2

Thiophene-3-ethanol

13781-67-4

Step 2: Synthesis of 2-(thiophen-3-yl)ethanol 1. to LiAlH4 (4.56 g, 0.12 mol) was added tetrahydrofuran (200 mL) at 0 °C and the mixture was stirred. 2. Slowly add THF solution of 2-(thiophen-3-yl)acetic acid (14.2 g, 0.1 mol dissolved in 100 mL of THF) dropwise to the above mixture, keeping the temperature at 0 °C. 3. after the dropwise addition was completed, the reaction mixture was continued to be stirred at 0 °C for 2 hours. 4. EtOAc (200 mL) was slowly added to the reaction mixture followed by water (5 mL) to quench the reaction. 5. The resulting suspension was filtered through diatomaceous earth and the filtrate was dried with anhydrous sodium sulfate. 6. The dried filtrate was concentrated to dryness to give 2-(thiophen-3-yl)ethanol (12.44 g, yield: 99%). 7. The product was characterized by 1H NMR (MeOD, 400 MHz): δ 5.92-5.87 (m, 1H), 5.69-5.66 (m, 1H), 5.57 (s, 1H), 2.90 (d, J=14.0 Hz, 1H), 2.38 (d, J=14 Hz, 1H), 1.55-1.42 (m, 2H).

References

[1] Patent: US2011/76291, 2011, A1. Location in patent: Page/Page column 148
[2] Synthesis, 2005, # 2, p. 267 - 271
[3] Synthesis (Germany), 2015, vol. 47, # 24, p. 3972 - 3982
[4] Molecular Crystals and Liquid Crystals Science and Technology, Section A: Molecular Crystals and Liquid Crystals, 1994, vol. 256, p. 439 - 448
[5] Organic Process Research and Development, 2015, vol. 19, # 11, p. 1568 - 1575

Global( 267)Suppliers
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Standardpharm Co. Ltd.
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View Lastest Price from Thiophene-3-ethanol manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Thiophene-3-ethanol pictures 2026-03-20 Thiophene-3-ethanol
13781-67-4
$10.00 1KG 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
Thiophene-3-ethanol  pictures 2025-11-18 Thiophene-3-ethanol
13781-67-4
$1.10 1g 99.00% 100 Tons Dideu Industries Group Limited
Thiophene-3-ethanol pictures 2025-04-04 Thiophene-3-ethanol
13781-67-4
1kg 98% 1Ton Henan Aochuang Chemical Co.,Ltd.
2-(3-Thienyl)ethanol, 3-(2-Hydroxyethy 3-(2-Hydroxyethyl)thiophene 98% 2-(3-Thienyl)ethanol, 3-(2-Hydroxyethyl)thiophene 2-(Thiophene-3-yl)ethanol 2-(3-Thienyl)ethanol,99% 2-(3-Thienyl)ethanol ,98% 2-(Thien-3-yl)ethan-1-ol 2-(3-Thienyl)ethanol, 99% 25GR 2-(3-Thienyl)ethanol, 99% 5GR 3-(2-Hydroxyethyl)thiophene 2-(3-Thienyl)ethanol Thiophen-3-ylethanol 3-Thiopheneethanol 99% Clopidogrel Impurity 51 2-(3-ThienyL THIOPHENE-3-ETHANOL 2-(3-THIENYL)ETHANOL 3-(2-HYDROXYETHYL)THIOPHENE 3-THIOPHENEETHANOL 98+% 2-(3-Thienyl)ethanol, 98%, for synthesis Thiophene-3-ethanol ISO 9001:2015 REACH 3-Thiopheneethanol (6CI, 7CI, 8CI, 9CI, ACI) 2-(thiophen-3-yl)ethanol 2-(thiophen-3-yl)ethan-1-ol 3-THIOPHENEETHANOL 13781-67-4 Building Blocks Heterocyclic Building Blocks Thiophenes Reagents for Conducting Polymer Research Thiophene Derivatives (for Conduting Polymer Research) Thiophen Functional Materials Reagents for Conducting Polymer Research Thiophene Derivatives (for Conduting Polymer Research) Heterocycles Thiophens 1