Manufactory Supply: Squaric acid with high purity CAS 2892-51-5 Sineva
1 Inquiries
2892-51-5
Pharmaceutical Grade
99.02%
shanghai
Sineva
1kg/bag, 25kg/Cardboard Drum
2024-01-07
dihydroxycyclobutenedione;3,4-DIHYDROXY-3-CYCLOBUT,Squaric acid,3',4',5'-trifluoro-[1
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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Product Name:
Squaric acid
Other Name:3-Cyclobutene-1,2-dione,3,4-dihydroxy-;Cyclobutenedione,dihydroxy-;3,4-Dihydroxy-3-cyclobutene-1,2-dione;Quadratic acid;Squaric acid;1,2-Diketo-3,4-dihydroxycyclobutene;1,2-Dihydroxycyclobutene-3,4-dione;3,4-Dihydroxycyclobutene-1,2-dione;1,2-Dihydroxy-1-cyclobutene-3,4-dione;NSC 125692;NSC 624671;3,4-Dioxocyclobut-1-ene-1,2-diol;94592-78-6
CAS No.:2892-51-5
Molecular Formula:C4H2O4
InChIKeys:InChIKey=PWEBUXCTKOWPCW-UHFFFAOYSA-N
Molecular Weight:114.06
Exact Mass:114.06
EC Number:220-761-4
UNII:SVR9D0VODW
NSC Number:624671|125692
DSSTox ID:DTXSID9049409
HScode:2914400090
Categories:
Characteristics-
PSA:
74.6
XLogP3:-0.7
Appearance:White powder
Density:2.4±0.1 g/cm3
Melting Point:300 °C (decomp)
Flash Point:119.8±26.6 °C
Refractive Index:1.872
Water Solubility:20 g/L (30 ºC)
Hazard IdentificationClassification of the substance or mixture
Skin irritation, Category 2
Skin sensitization, Category 1
Eye irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H315 Causes skin irritation
H317 May cause an allergic skin reaction
H319 Causes serious eye irritation
H335 May cause respiratory irritation
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P271 Use only outdoors or in a well-ventilated area.
Response P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P333+P317 If skin irritation or rash occurs: Get medical help.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Manufactory
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Main Products:
dihydroxycyclobutenedione;3,4-DIHYDROXY-3-CYCLOBUT,Squaric acid,3',4',5'-trifluoro-[1
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Location:
anhui province fuyang city
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Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
40
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Total Annual Revenue:
$25 million-$50 million
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Total Employees:
101-200
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Year of Establishment:
2017
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Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
India
Squaric acid 99%
10 KG Nov 2, 2023 Post an enquiry for this product
