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ChemicalBook > Product Catalogue >Chemical Reagents >Organic reagents >aliphatic ketones >Squaric acid

Squaric acid

Squaric acid Structure
  • ₹2592 - ₹44458.28
  • Product name: Squaric acid
  • CAS: 2892-51-5
  • MF: C4H2O4
  • MW: 114.06
  • EINECS:220-761-4
  • MDL Number:MFCD00001334
  • Synonyms:4-dihydroxy-3-cyclobutene-1;3,4-Dihydroxy-3-cyclobuten-1,2-dion;3,4-Dihydroxy-3-cyclobutene-1,2-dione, 99% 25GR;3,4-Dihydroxy-3-cyclobutene-1,2-dione, 99% 5GR;dihydroxy-cyclobutenedion ;dihydroxycyclobutenedione ;3,4-DIHYDROXY-3-CYCLOBUTEN-1,2-DIONE;1-Cyclobutene-3,4-dione-1,2-diol Squaric Acid
Price8 Properties Safety Information Description
8 prices
Selected condition：

Brand

  • TCI Chemicals (India)
  • Sigma-Aldrich(India)
  • ottokemi

Package

  • 5gm
  • 5G
  • 25gm
  • 25G
  • 100gm
  • 100G
  • ManufacturerTCI Chemicals (India)
  • Product numberD1399
  • Product description3,4-Dihydroxy-3-cyclobutene-1,2-dione
  • Packaging5G
  • Price₹3500
  • Updated2022-05-26
  • Buy
  • ManufacturerTCI Chemicals (India)
  • Product numberD1399
  • Product description3,4-Dihydroxy-3-cyclobutene-1,2-dione
  • Packaging25G
  • Price₹10200
  • Updated2022-05-26
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number123447
  • Product description3,4-Dihydroxy-3-cyclobutene-1,2-dione ≥99.0% (HPLC)
  • Packaging5G
  • Price₹6430.05
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number123447
  • Product description3,4-Dihydroxy-3-cyclobutene-1,2-dione ≥99.0% (HPLC)
  • Packaging25G
  • Price₹13639.5
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number123447
  • Product description3,4-Dihydroxy-3-cyclobutene-1,2-dione ≥99.0% (HPLC)
  • Packaging100G
  • Price₹44458.28
  • Updated2022-06-14
  • Buy
  • Manufacturerottokemi
  • Product number S 2508
  • Product descriptionSquaric acid 98%
  • Packaging5gm
  • Price₹2592
  • Updated2022-05-26
  • Buy
  • Manufacturerottokemi
  • Product number S 2508
  • Product descriptionSquaric acid 98%
  • Packaging25gm
  • Price₹10791
  • Updated2022-05-26
  • Buy
  • Manufacturerottokemi
  • Product number S 2508
  • Product descriptionSquaric acid 98%
  • Packaging100gm
  • Price₹26919
  • Updated2022-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
TCI Chemicals (India) D1399 3,4-Dihydroxy-3-cyclobutene-1,2-dione 5G ₹3500 2022-05-26 Buy
TCI Chemicals (India) D1399 3,4-Dihydroxy-3-cyclobutene-1,2-dione 25G ₹10200 2022-05-26 Buy
Sigma-Aldrich(India) 123447 3,4-Dihydroxy-3-cyclobutene-1,2-dione ≥99.0% (HPLC) 5G ₹6430.05 2022-06-14 Buy
Sigma-Aldrich(India) 123447 3,4-Dihydroxy-3-cyclobutene-1,2-dione ≥99.0% (HPLC) 25G ₹13639.5 2022-06-14 Buy
Sigma-Aldrich(India) 123447 3,4-Dihydroxy-3-cyclobutene-1,2-dione ≥99.0% (HPLC) 100G ₹44458.28 2022-06-14 Buy
ottokemi S 2508 Squaric acid 98% 5gm ₹2592 2022-05-26 Buy
ottokemi S 2508 Squaric acid 98% 25gm ₹10791 2022-05-26 Buy
ottokemi S 2508 Squaric acid 98% 100gm ₹26919 2022-05-26 Buy

Properties

Melting point :>300 °C(lit.)
Boiling point :250.96°C
Density :1.82 g/cm3
refractive index :1.5800 (estimate)
Flash point :190 °C
storage temp. :Inert atmosphere,Room Temperature
solubility :20g/l
pka :1.5??(at 25℃)
form :Crystalline Powder
color :White to beige
PH :1 (1g/l, H2O, 20℃)
Water Solubility :20 g/L (30 ºC)
Merck :14,8769
BRN :774275
InChIKey :PWEBUXCTKOWPCW-UHFFFAOYSA-N
CAS DataBase Reference :2892-51-5(CAS DataBase Reference)
NIST Chemistry Reference :3-Cyclobutene-1,2-dione, 3,4-dihydroxy-(2892-51-5)
EPA Substance Registry System :3-Cyclobutene-1,2-dione, 3,4-dihydroxy- (2892-51-5)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger GHS hazard pictograms P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
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-Dihydroxy-3-cyclobutene-1,2-dione is used to produce diethoxy-cyclobutenedione by heating, pharmaceutical intermediates, squarylium dyes, and photoconducting squaraines; The dibutylester is used as a contact sensitizer in the treatment of alopecia and warts.

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Related product price

Suppliers and manufacturers

WEIFANG OUCHEM TRADE CO.,LTD.
3,4-DIHYDROXY-3-CYCLOBUTEN-1,2-DIONE
₹0.00 /1KG
3,4-DIHYDROXY-3-CYCLOBUTEN-1,2-DIONE CAS:2892-51-5
Hebei Mojin Biotechnology Co., Ltd
Squaric acid
₹0.00 /25KG
Squaric acid CAS:2892-51-5
SL Drugs and Pharmaceuticals Pvt. Ltd. A.J Chemicals Otto Chemie Pvt. Ltd. TCI Chemicals (India) Pvt. Ltd. Alfa Aesar Reax Chemicals Spectrochem Private Limited Mehta Enterprise