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ChemicalBook >> CAS DataBase List >> 2-Ethynylthiophene

2-Ethynylthiophene

2-Ethynylthiophene price.
  • $10 - $2766.23
  • Product name: 2-Ethynylthiophene
  • CAS: 4298-52-6
  • MF: C6H4S
  • MW: 108.16
  • EINECS:
  • MDL Number:MFCD03425129
  • Synonyms:2-ETHYNYLTHIOPHENE;TIMTEC-BB SBB008821;Thiophene, 2-ethynyl- (6CI, 7CI, 8CI, 9CI);2-Ethynylthiophene 90%;(2-Thienyl)acetylene;2-Ethynylthiophene 95+%;(Thien-2-yl)acetylene;2-Acetylenylthiophene
Price43 Properties Safety Information Description
43 prices
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  • aablocks
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  • Manufactureraablocks
  • Product numberAA0037R8
  • Product description2-Ethynylthiophene 95%
  • Packaging1g
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0037R8
  • Product description2-Ethynylthiophene 97%
  • Packaging2g
  • Price$15
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0037R8
  • Product description2-Ethynylthiophene 95%
  • Packaging5g
  • Price$27
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0037R8
  • Product description2-Ethynylthiophene 95%
  • Packaging10g
  • Price$47
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberS86204
  • Product description2-Ethynylthiophene 95%
  • Packaging25G
  • Price$145
  • Updated2026-05-27
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  • ManufacturerACHEMBLOCK
  • Product numberS86204
  • Product description2-Ethynylthiophene 95%
  • Packaging100G
  • Price$580
  • Updated2026-05-27
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  • ManufacturerActivate Scientific
  • Product numberAS92759
  • Product description2-Ethynylthiophene 95%
  • Packaging25g
  • Price$307
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS92759
  • Product description2-Ethynylthiophene 95%
  • Packaging5g
  • Price$72
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS92759
  • Product description2-Ethynylthiophene 95%
  • Packaging1g
  • Price$29
  • Updated2026-06-04
  • Buy
  • ManufacturerAlichem
  • Product number4298526
  • Product description2-Ethynylthiophene
  • Packaging25g
  • Price$330.17
  • Updated2021-12-16
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  • ManufacturerAlichem
  • Product number4298526
  • Product description2-Ethynylthiophene
  • Packaging10g
  • Price$166.41
  • Updated2021-12-16
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  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0020850
  • Product description2-ETHYNYLTHIOPHENE 95.00%
  • Packaging1G
  • Price$1033.73
  • Updated2021-12-16
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  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0020850
  • Product description2-ETHYNYLTHIOPHENE 95.00%
  • Packaging5G
  • Price$1899.98
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0020850
  • Product description2-ETHYNYLTHIOPHENE 95.00%
  • Packaging10G
  • Price$2766.23
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR9291
  • Product description2-Ethynylthiophene 95%
  • Packaging5g
  • Price$63
  • Updated2026-06-04
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  • ManufacturerApolloscientific
  • Product numberOR9291
  • Product description2-Ethynylthiophene 95%
  • Packaging1g
  • Price$21
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0037R8 2-Ethynylthiophene 95% 1g $10 2026-05-28 Buy
aablocks AA0037R8 2-Ethynylthiophene 97% 2g $15 2026-05-28 Buy
aablocks AA0037R8 2-Ethynylthiophene 95% 5g $27 2026-05-28 Buy
aablocks AA0037R8 2-Ethynylthiophene 95% 10g $47 2026-05-28 Buy
ACHEMBLOCK S86204 2-Ethynylthiophene 95% 25G $145 2026-05-27 Buy
ACHEMBLOCK S86204 2-Ethynylthiophene 95% 100G $580 2026-05-27 Buy
Activate Scientific AS92759 2-Ethynylthiophene 95% 25g $307 2026-06-04 Buy
Activate Scientific AS92759 2-Ethynylthiophene 95% 5g $72 2026-06-04 Buy
Activate Scientific AS92759 2-Ethynylthiophene 95% 1g $29 2026-06-04 Buy
Alichem 4298526 2-Ethynylthiophene 25g $330.17 2021-12-16 Buy
Alichem 4298526 2-Ethynylthiophene 10g $166.41 2021-12-16 Buy
American Custom Chemicals Corporation CHM0020850 2-ETHYNYLTHIOPHENE 95.00% 1G $1033.73 2021-12-16 Buy
American Custom Chemicals Corporation CHM0020850 2-ETHYNYLTHIOPHENE 95.00% 5G $1899.98 2021-12-16 Buy
American Custom Chemicals Corporation CHM0020850 2-ETHYNYLTHIOPHENE 95.00% 10G $2766.23 2021-12-16 Buy
Apolloscientific OR9291 2-Ethynylthiophene 95% 5g $63 2026-06-04 Buy
Apolloscientific OR9291 2-Ethynylthiophene 95% 1g $21 2026-06-04 Buy
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Properties

Boiling point :70℃/20Torr
Density :1.080
refractive index :n20/D1.580
Flash point :42℃
storage temp. :Keep in dark place,Sealed in dry,Store in freezer, under -20°C
form :clear liquid
color :Light yellow to Brown
InChI :InChI=1S/C6H4S/c1-2-6-4-3-5-7-6/h1,3-5H
InChIKey :LWISLHRIEATKTM-UHFFFAOYSA-N
SMILES :C1(C#C)SC=CC=1
CAS DataBase Reference :4298-52-6

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P337+P313 IF eye irritation persists: Get medical advice/attention.

Description

2-Ethynylthiophene is used in preparation of triazole derivative as Hsp90 inhibitors and anti-cancer metastasis drugs.

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