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ChemicalBook >> CAS DataBase List >> 3-Ethyl-2-hydroxy-2-cyclopenten-1-one

3-Ethyl-2-hydroxy-2-cyclopenten-1-one

3-Ethyl-2-hydroxy-2-cyclopenten-1-one price.
  • $8 - $3560
  • Product name: 3-Ethyl-2-hydroxy-2-cyclopenten-1-one
  • CAS: 21835-01-8
  • MF: C7H10O2
  • MW: 126.15
  • EINECS:244-606-5
  • MDL Number:MFCD00012391
  • Synonyms:2-Cyclopenten-1-one,3-ethyl-2-hydroxy-(7CI,8CI,9CI) ;3-ethyl-2-hydroxy-2-cyclopenten-1-on ;3-ETHYL-HYDROXY-2-CYCLOPENTEN-1-ONE;3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE;3-ETHYL-2-CYCLPENTEN-2-OL-1-ONE;3-Ethyl-2-hydroxy-2-cyclopenten-1-one solution;3-ethyl-2-hydroxycyclopent-2-en-1-one;ISOVALERIC ACID 99+% FCC
Price28 Properties Safety Information Description
28 prices
Selected condition：
Brand
  • A2B
  • aablocks
  • ACHEMBLOCK
  • AHH
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Arctom
  • Biosynth
  • Chemenu
  • Crysdot
  • Sigma-Aldrich
  • TCI Chemical
Package
  • 0.25g
  • 2.5G
  • 1G
  • sample-k
  • 5g
  • 25g
  • 100g
  • 500g
  • 1kg
  • ManufacturerA2B
  • Product numberAI45096
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging5g
  • Price$8
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI45096
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging100g
  • Price$114
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA00I45O
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 97%
  • Packaging25g
  • Price$34
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I45O
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging5g
  • Price$8
  • Updated2026-05-29
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX191485
  • Product description3-Ethyl-2-hydroxy-2-cyclopentenone 97.00%
  • Packaging100G
  • Price$150
  • Updated2026-05-27
  • Buy
  • ManufacturerAHH
  • Product numberMT-12428
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 97%
  • Packaging500g
  • Price$328
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberO301
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one
  • Packaging5g
  • Price$95
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA664421
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging100g
  • Price$134
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA664421
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging5g
  • Price$11
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA664421
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging25g
  • Price$41
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberFFG0002749
  • Product description3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE 95.00%
  • Packaging1G
  • Price$648.81
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberFFG0002749
  • Product description3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE 95.00%
  • Packaging2.5G
  • Price$852.21
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberFFG0002749
  • Product description3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE 95.00%
  • Packaging5G
  • Price$1005.43
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS173483
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging100g
  • Price$170
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS173483
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging25g
  • Price$51
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS173483
  • Product description3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98%
  • Packaging5g
  • Price$14
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
A2B AI45096 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 5g $8 2026-05-25 Buy
A2B AI45096 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 100g $114 2026-05-25 Buy
aablocks AA00I45O 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 97% 25g $34 2026-05-29 Buy
aablocks AA00I45O 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 5g $8 2026-05-29 Buy
ACHEMBLOCK X191485 3-Ethyl-2-hydroxy-2-cyclopentenone 97.00% 100G $150 2026-05-27 Buy
AHH MT-12428 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 97% 500g $328 2026-05-26 Buy
AK Scientific O301 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 5g $95 2021-12-16 Buy
Ambeed A664421 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 100g $134 2021-12-16 Buy
Ambeed A664421 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 5g $11 2021-12-16 Buy
Ambeed A664421 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 25g $41 2021-12-16 Buy
American Custom Chemicals Corporation FFG0002749 3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE 95.00% 1G $648.81 2021-12-16 Buy
American Custom Chemicals Corporation FFG0002749 3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE 95.00% 2.5G $852.21 2021-12-16 Buy
American Custom Chemicals Corporation FFG0002749 3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE 95.00% 5G $1005.43 2021-12-16 Buy
Arctom AS173483 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 100g $170 2021-12-16 Buy
Arctom AS173483 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 25g $51 2021-12-16 Buy
Arctom AS173483 3-Ethyl-2-hydroxy-2-cyclopenten-1-one 98% 5g $14 2021-12-16 Buy
Next Last

Properties

Melting point :39.0 to 43.0 °C
Boiling point :75°C/0.3mmHg(lit.)
Density :1.066 at 25 °C
refractive index :n20/D 1.476
FEMA :3152 | 3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE
Flash point :225 °F
storage temp. :2-8°C
solubility :soluble in Methanol,Ether
form :powder to crystal
pka :9.17±0.20(Predicted)
color :White to Orange to Green
Odor :at 1.00 % in propylene glycol. sweet caramel maple fenugreek
Odor Type :caramellic
biological source :synthetic
JECFA Number :419
Major Application :flavors and fragrances
InChI :1S/C7H10O2/c1-2-5-3-4-6(8)7(5)9/h9H,2-4H2,1H3
InChIKey :JHWFWLUAUPZUCP-UHFFFAOYSA-N
SMILES :O=C1CCC(CC)=C1O
LogP :0.83
CAS DataBase Reference :21835-01-8(CAS DataBase Reference)
NIST Chemistry Reference :2-Cyclopenten-1-one, 3-ethyl-2-hydroxy-(21835-01-8)
EPA Substance Registry System :2-Cyclopenten-1-one, 3-ethyl-2-hydroxy- (21835-01-8)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P333+P313 IF SKIN irritation or rash occurs: Get medical advice/attention.
P501 Dispose of contents/container to..…

Description

ChEBI: 3-Ethyl-2-hydroxycyclopent-2-en-1-one is a cyclic ketone.

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Suppliers and manufacturers

Wuhan Qingshan Heyuan Biotechnology Co., Ltd Wuhan ShuEr Biology Technology Co.,Ltd J & K SCIENTIFIC LTD. TCI (Shanghai) Development Co., Ltd. Energy Chemical Shanghai Hanhong Scientific Co.,Ltd. jiliang chemicals Shijiazhuang Lida Chemical Co., Ltd. Qingdao Free Trade Zone United International Co.,Ltd. Shanghai civi chemical technology co.,Ltd