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Alfa Aesar™ 3,4-Dihydroxy-3-cyclobutene-1,2-dione, 98+%

Manufacturer:  Alfa Aesar™ A1516903

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Catalog No. AAA1516903



Description

Description

Applications
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.

Solubility
Soluble in water.

Notes
Keep container tightly closed. Store in cool, dry conditions in well sealed containers.
Specifications

Specifications

3,4-Dihydroxy-3-cyclobutene-1,2-dione
>300°C
2892-51-5
MFCD00001334
774275
PWEBUXCTKOWPCW-UHFFFAOYSA-N
3,4-dihydroxycyclobut-3-ene-1,2-dione
17913
114.06
190°C (374°F)
1g
C4H2O4
UN3261
squaric acid, 3,4-dihydroxy-3-cyclobutene-1,2-dione, quadratic acid, 3-cyclobutene-1,2-dione, 3,4-dihydroxy, quadratsaeure, cyclobutenedione, dihydroxy, 1,2-diketo-3,4-dihydroxycyclobutene, dihydroxycyclobutenedione, unii-svr9d0vodw, dihydroxycyclobut-3-ene-1,2-dione
C1(=C(C(=O)C1=O)O)O
114.056
CHEBI:52141
≥98%

Chemical Identifiers

2892-51-5
114.056
PWEBUXCTKOWPCW-UHFFFAOYSA-N
17913
3,4-dihydroxycyclobut-3-ene-1,2-dione
C4H2O4
MFCD00001334
squaric acid, 3,4-dihydroxy-3-cyclobutene-1,2-dione, quadratic acid, 3-cyclobutene-1,2-dione, 3,4-dihydroxy, quadratsaeure, cyclobutenedione, dihydroxy, 1,2-diketo-3,4-dihydroxycyclobutene, dihydroxycyclobutenedione, unii-svr9d0vodw, dihydroxycyclobut-3-ene-1,2-dione
CHEBI:52141
C1(=C(C(=O)C1=O)O)O
Safety and Handling

Safety and Handling

GHS H Statement
H314-H318
Causes severe skin burns and eye damage.
Causes serious eye damage.

GHS P Statement
P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Danger

DOTInformation : Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.

RTECSNumber : GU1800000

TSCA : TSCA

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