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1,2-Dihydroxy-3,4-cyclobutenedione

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Formula: C4H2O4
CAS: 2892-51-5
search Element: cyclobutenedione dihydroxy
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Identification

Structural Formula
1,2-Dihydroxy-3,4-cyclobutenedione
CAS:
2892-51-5
EINECS:
220-761-4
Molecular Formula:
C4H2O4
MDL:
MFCD00001334
Synonym:
squarc acid ; quadratic acid ; squaricaciddibutylesters ; diketocyclobutenediol ; timtec-bb sbb007891 ; 2-dione ; dihydroxycyclobutenedione ; nsc 624671 ; squaric acid ; squaric




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Merck Schuchardt OHG
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Prices & Availability




Data is processed


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Properties for 1,2-Dihydroxy-3,4-cyclobutenedione

Molecular Weight:
114.06 g·mol−1
Melting point:
>300 °C(lit.)
Flash point:
190 °C
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Hazard Statements

GHS05

GHS05
Corrosive
  • Corrosive to metals, category 1

Safety & Transport Information

Risk Codes:
R36/37/38 - Irritating to eyes, respiratory system and skin
R43 - May cause sensitisation by skin contact
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing
S37/39 - Wear suitable gloves and eye/face protection
Hazard Classes:
8
Hazard Symbols:
Xi
Hazard symbol Xi
Storage temperature :
-20 °C
RID/ADR certification :
3261
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Alternative Distributors of [1,2-Dihydroxy-3,4-cyclobutenedione]

Producers or manufacturers change the product range from time to time. Currently there are no other manufacturers known.
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Mol File:
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MSDS:
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