CHELIDONIC ACID |
Synonyms. Chelidonic acid; 4-Oxo-4H-pyran-2,6-dicarboxylic acid; 2,6-Dicarboxyl-4-pyrone; 4-Oxo-1,4-pyran-2,6-dicarboxylic acid; gamma-Pyrone-2,6-dicarboxylic acid; Jerva acid; Jervaic acid; Jervasic acid; |
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PRODUCT IDENTIFICATION |
CAS RN |
99-32-1 |
EINECS RN |
202-749-0 |
FORMULA |
C7H4O6 |
MOLE WEIGHT |
184.10 |
H.S CODE |
2932.99.9090 |
SMILES |
c1(oc(cc(c1)=O)C(O)=O)C(O)=O |
CLASSIFICATION |
4-Pyrone, Dicarboxylic acid |
EXTRA NOTES |
A |
PHYSICAL AND CHEMICAL PROPERTIES |
PHYSICAL STATE. |
white to off-white crystalline powder |
MELTING POINT |
262
C
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BOILING POINT |
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DENSITY |
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SOLUBILITY IN WATER |
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SOLVENT SOLUBILITY |
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VAPOR DENSITY |
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log P(octanol-water) |
1.48 |
VAPOR PRESSURE |
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AUTOIGNITION TEMP |
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pK |
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REFRACTIVE INDEX |
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FLASH POINT |
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STABILITY AND REACTIVITY |
STABILITY |
Stable under normal conditions. |
INCOMPATIBLE MATERIALS |
Strong oxidizing agents |
POLYMERIZATION |
Has not been reported |
NFPA RATINGS |
Health: 1, Flammability: 0, Reactivity: 0 |
SALES SPECIFICATION |
APPEARANCE |
white to off-white crystalline powder |
ASSAY |
98% min |
MELTING POINT |
262 ~ 266 C
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LOSS
ON DRYING |
1.0% max
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TRANSPORT & REGULATORY INFORMATION |
UN NO. |
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HAZARD CLASS |
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PACKING GROUP |
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SAFETY INFORMATION |
HAZARD OVERVIEW |
OSHA Hazards: Irritant. GHS (Globally Harmonised System) Classification: Acute toxicity, Oral. Skin irritation. Eye irritation. Specific target organ toxicity - single exposure. Potential Health Effects: Eyes: May cause eye irritation. Skin: May be harmful if absorbed through skin. May cause skin irritation. Inhalation: May be harmful if inhaled. May cause respiratory tract irritation. Ingestion: May be harmful if swallowed. |
SIGNAL WORD |
Warning |
PICTOGRAMS |
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HAZARD STATEMENTS |
H315-H319-H335 |
P STATEMENTS |
P261-P305 + P351 + P338 |
EC DIRECTIVES |
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HAZARD CODES |
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RISK PHRASES |
36/37/38 |
SAFETY PHRASES |
26-36 |
PACKING |
Preserve in light-resistant and well-closed containers |
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