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ChemicalBook >> CAS DataBase List >> 3,4-Diisopropoxy-3-cyclobutene-1,2-dione

3,4-Diisopropoxy-3-cyclobutene-1,2-dione

3,4-Diisopropoxy-3-cyclobutene-1,2-dione price.
  • $5 - $1089
  • Product name: 3,4-Diisopropoxy-3-cyclobutene-1,2-dione
  • CAS: 61699-62-5
  • MF: C10H14O4
  • MW: 198.22
  • EINECS:
  • MDL Number:MFCD00075125
  • Synonyms:3,4-DIISOPROPOXY-3-CYCLOBUTENE-1,2-DIONE;DIISOPROPYL SQUARATE;3,4-Diisopropoxy-3-Cyclobutene;3,4-DIISOPROPOXY-3-CYCLOBUTENE-1,2-DIONE 98+%;1,2-Bis(isopropoxy)-1-cyclobutene-3,4-dione;1,2-Diisopropoxycyclobutene-3,4-dione;Squaric acid diisopropyl;3,4-Diisopropoxy-3-c
Price49 Properties Safety Information Description
49 prices
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Brand
  • aablocks
  • Activate Scientific
  • AHH
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Arctom
  • Biosynth
  • Chemenu
  • ChemScene
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  • Manufactureraablocks
  • Product numberAA003IF3
  • Product descriptionDiisopropyl Squarate 98%
  • Packaging5g
  • Price$16
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003IF3
  • Product descriptionDiisopropyl Squarate ≥98%(GC)
  • Packaging25g
  • Price$76
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003IF3
  • Product descriptionDiisopropyl Squarate 98%
  • Packaging100g
  • Price$290
  • Updated2026-05-28
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS51298
  • Product description3,4-Diisopropoxy-3-cyclobutene-1,2-dione 98%
  • Packaging25g
  • Price$118
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS51298
  • Product description3,4-Diisopropoxy-3-cyclobutene-1,2-dione 98%
  • Packaging1g
  • Price$27
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS51298
  • Product description3,4-Diisopropoxy-3-cyclobutene-1,2-dione 98%
  • Packaging5g
  • Price$32
  • Updated2026-06-04
  • Buy
  • ManufacturerAHH
  • Product numberMT-10019
  • Product descriptionDiisopropyl squarate 97%
  • Packaging25g
  • Price$388
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberY9629
  • Product description3,4-Diisopropoxy-3-cyclobutene-1,2-dione
  • Packaging25g
  • Price$365
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA204206
  • Product description3,4-Diisopropoxycyclobut-3-ene-1,2-dione 98%
  • Packaging1g
  • Price$5
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA204206
  • Product description3,4-Diisopropoxycyclobut-3-ene-1,2-dione 98%
  • Packaging5g
  • Price$17
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA204206
  • Product description3,4-Diisopropoxycyclobut-3-ene-1,2-dione 98%
  • Packaging25g
  • Price$66
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA204206
  • Product description3,4-Diisopropoxycyclobut-3-ene-1,2-dione 98%
  • Packaging100g
  • Price$255
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0022695
  • Product description3,4-DIISOPROPOXY-3-CYCLOBUTENE-1,2-DIONE 95.00%
  • Packaging1G
  • Price$141.75
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0022695
  • Product description3,4-DIISOPROPOXY-3-CYCLOBUTENE-1,2-DIONE 95.00%
  • Packaging5G
  • Price$907.83
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR322119
  • Product description3,4-Diisopropoxy-3-cyclobutene-1,2-dione ≥95%
  • Packaging500g
  • Price$1089
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR322119
  • Product description3,4-Diisopropoxy-3-cyclobutene-1,2-dione ≥95%
  • Packaging100g
  • Price$273
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003IF3 Diisopropyl Squarate 98% 5g $16 2026-05-28 Buy
aablocks AA003IF3 Diisopropyl Squarate ≥98%(GC) 25g $76 2026-05-28 Buy
aablocks AA003IF3 Diisopropyl Squarate 98% 100g $290 2026-05-28 Buy
Activate Scientific AS51298 3,4-Diisopropoxy-3-cyclobutene-1,2-dione 98% 25g $118 2026-06-04 Buy
Activate Scientific AS51298 3,4-Diisopropoxy-3-cyclobutene-1,2-dione 98% 1g $27 2026-06-04 Buy
Activate Scientific AS51298 3,4-Diisopropoxy-3-cyclobutene-1,2-dione 98% 5g $32 2026-06-04 Buy
AHH MT-10019 Diisopropyl squarate 97% 25g $388 2026-05-26 Buy
AK Scientific Y9629 3,4-Diisopropoxy-3-cyclobutene-1,2-dione 25g $365 2021-12-16 Buy
Ambeed A204206 3,4-Diisopropoxycyclobut-3-ene-1,2-dione 98% 1g $5 2021-12-16 Buy
Ambeed A204206 3,4-Diisopropoxycyclobut-3-ene-1,2-dione 98% 5g $17 2021-12-16 Buy
Ambeed A204206 3,4-Diisopropoxycyclobut-3-ene-1,2-dione 98% 25g $66 2021-12-16 Buy
Ambeed A204206 3,4-Diisopropoxycyclobut-3-ene-1,2-dione 98% 100g $255 2021-12-16 Buy
American Custom Chemicals Corporation CHM0022695 3,4-DIISOPROPOXY-3-CYCLOBUTENE-1,2-DIONE 95.00% 1G $141.75 2021-12-16 Buy
American Custom Chemicals Corporation CHM0022695 3,4-DIISOPROPOXY-3-CYCLOBUTENE-1,2-DIONE 95.00% 5G $907.83 2021-12-16 Buy
Apolloscientific OR322119 3,4-Diisopropoxy-3-cyclobutene-1,2-dione ≥95% 500g $1089 2026-06-04 Buy
Apolloscientific OR322119 3,4-Diisopropoxy-3-cyclobutene-1,2-dione ≥95% 100g $273 2026-06-04 Buy
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Properties

Melting point :43-45 °C (lit.)
Boiling point :110 °C/0.04 mmHg (lit.)
Density :1.1825 (rough estimate)
refractive index :1.5439 (estimate)
Flash point :>230 °F
storage temp. :2-8°C, protect from light, stored under nitrogen
form :powder to crystal
color :White to Almost white
InChI :1S/C10H14O4/c1-5(2)13-9-7(11)8(12)10(9)14-6(3)4/h5-6H,1-4H3
InChIKey :KCZPGGVPQXQGEJ-UHFFFAOYSA-N
SMILES :CC(C)OC1=C(OC(C)C)C(=O)C1=O
CAS DataBase Reference :61699-62-5(CAS DataBase Reference)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

3,4-Diisopropoxy-3-cyclobutene-1,2-dione was used in the preparation of 1,1′-bis{3-(4-isopropoxy-3-cyclobutene-1,2-dioxo)}ferrocene and 3-isopropoxy-4-ferrocenyl-3-cyclobutene-1,2-dione.

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Suppliers and manufacturers

Zhoushan Aike Biotechnology Co., Ltd. J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. TCI (Shanghai) Development Co., Ltd. Energy Chemical Shanghai Longsheng chemical Co.,Ltd. Syntechem Co.,Ltd Tianjin heowns Biochemical Technology Co., Ltd. Chengdu Ai Keda Chemical Technology Co., Ltd. Shanghai Topbiochem Technology Co., Ltd