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ChemicalBook > Product Catalogue >Chemical Reagents >Organic reagents >Olefin (cyclic and acyclic) >3,4-Dimethoxy-3-cyclobutene-1,2-dione

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

3,4-Dimethoxy-3-cyclobutene-1,2-dione Structure
  • ₹3189 - ₹24800
  • Product name: 3,4-Dimethoxy-3-cyclobutene-1,2-dione
  • CAS: 5222-73-1
  • MF: C6H6O4
  • MW: 142.11
  • EINECS:627-380-6
  • MDL Number:MFCD00101316
  • Synonyms:3-Cyclobutene-1,2-dione,3,4-dimethoxy-;3,4-Dimethoxycyclobut-3-ene-1,2-dione 98%;Dimethyl squarate, 1,2-Dimethoxy-3,4-dioxocyclobut-1-ene;Dimethyl squarate 3,4-Dimethoxy-3-cyclobutene-1,2-dione;SQUARIC ACID DIMETHYL ESTER;3,4-DIMETHOXY-3-CYCLOBUTENE-1,2-DIONE;Squaric acid dimethyl ester,(Dimethyl squarate, 3,4-Dimethoxy-3-cyclobutene-1,2-dione);3,4-DIMETHOXYCYCLOBUTANE-1,2-DIONE
Price6 Properties Safety Information Description
6 prices
Selected condition：

Brand

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

Package

  • 1G
  • 5G
  • 25G
  • ManufacturerTCI Chemicals (India)
  • Product numberD2099
  • Product description3,4-Dimethoxy-3-cyclobutene-1,2-dione min. 98.0 %
  • Packaging5G
  • Price₹9100
  • Updated2022-05-26
  • Buy
  • ManufacturerTCI Chemicals (India)
  • Product numberD2099
  • Product description3,4-Dimethoxy-3-cyclobutene-1,2-dione min. 98.0 %
  • Packaging25G
  • Price₹24800
  • Updated2022-05-26
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number377406
  • Product description3,4-Dimethoxy-3-cyclobutene-1,2-dione 99%
  • Packaging1G
  • Price₹3409.88
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number377406
  • Product description3,4-Dimethoxy-3-cyclobutene-1,2-dione 99%
  • Packaging5G
  • Price₹13087.43
  • Updated2022-06-14
  • Buy
  • ManufacturerALFA India
  • Product numberALF-A18186-06
  • Product description3,4-Dimethoxy-3-cyclobutene-1,2-dione, 98%
  • Packaging5g
  • Price₹10386
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-A18186-03
  • Product description3,4-Dimethoxy-3-cyclobutene-1,2-dione, 98%
  • Packaging1g
  • Price₹3189
  • Updated2022-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
TCI Chemicals (India) D2099 3,4-Dimethoxy-3-cyclobutene-1,2-dione min. 98.0 % 5G ₹9100 2022-05-26 Buy
TCI Chemicals (India) D2099 3,4-Dimethoxy-3-cyclobutene-1,2-dione min. 98.0 % 25G ₹24800 2022-05-26 Buy
Sigma-Aldrich(India) 377406 3,4-Dimethoxy-3-cyclobutene-1,2-dione 99% 1G ₹3409.88 2022-06-14 Buy
Sigma-Aldrich(India) 377406 3,4-Dimethoxy-3-cyclobutene-1,2-dione 99% 5G ₹13087.43 2022-06-14 Buy
ALFA India ALF-A18186-06 3,4-Dimethoxy-3-cyclobutene-1,2-dione, 98% 5g ₹10386 2022-05-26 Buy
ALFA India ALF-A18186-03 3,4-Dimethoxy-3-cyclobutene-1,2-dione, 98% 1g ₹3189 2022-05-26 Buy

Properties

Melting point :55-57 °C (lit.)
Boiling point :219.65°C (rough estimate)
Density :1.3863 (rough estimate)
refractive index :1.5800 (estimate)
storage temp. :2-8°C
solubility :DMSO, Methanol (Slightly)
form :Solid
color :Off-White to Pale Brown
Water Solubility :Very soluble in water.
InChIKey :SZBNZTGCAMLMJY-UHFFFAOYSA-N
CAS DataBase Reference :5222-73-1(CAS DataBase Reference)
NIST Chemistry Reference :3,4-Dimethoxy-3-cyclobutene-1,2-dione(5222-73-1)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Danger
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 GHS hazard pictograms P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger GHS hazard pictograms P261, P285, P304+P341, P342+P311,P501
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P342+P311 IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.

Description

3,4-Dimethoxy-3-cyclobutene-1,2-dione (Dimethyl squarate) finds it uses in the synthesis of chiral squaramides, highly enantioselective catalyst for the Friedel-Crafts reactions of indoles, 3-(hydroxyamino)-4-methoxy-3-cyclobutene-1,2-dione, squarate derivatives of the O-SP-core antigens, methyl squarate derivative of the Ogawa O-SP-core antigen, o-quinodimethanes, benzocyclobutenes, quinones. It is employed as a starting material in the preparation of o-quinodimethanes, benzocyclobutenes, and quinones.

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Suppliers and manufacturers

career henan chemical co
3,4-Dimethoxy-3-cyclobutene-1,2-dione
₹7.00 /1kg
3,4-Dimethoxy-3-cyclobutene-1,2-dione CAS:5222-73-1
SL Drugs and Pharmaceuticals Pvt. Ltd. TCI Chemicals (India) Pvt. Ltd. Alfa Aesar Reax Chemicals A.J Chemicals
Capot Chemical Co.,Ltd.
Shanghai Time Chemicals CO., Ltd.
Chongqing Chemdad Co., Ltd
CONIER CHEM AND PHARMA LIMITED