CAS Number99-11-6
Synonyms2-hydroxy-6-oxo-1H-pyridine-4-carboxylic acid; EINECS 202-731-2; 6-Hydroxy-4-carboxy-2-pyridone; MFCD00006274; 2,6-Dihydroxy-isonicotinic acid; 1,2-Dihydro-6-hydroxy-2-oxo-4-pyridinecarboxylic Acid; 6-hydroxy-2-oxo-1,2-dihydropyridine-4-carboxylic acid; Citrazinic acid; 6-Hydroxy-2-oxo-1,2-dihydro-4-pyridinecarboxylic acid
Molecular FormulaC6H5NO4
Molecular Weight155.11
Purity97%
Density1.7±0.1 g/cm3
Boiling Point630.3±55.0 °C at 760 mmHg
Melting Point>300 °C (lit.)
AppearanceBeige slightly brown powder
EINECS202-731-2
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 99-11-6 |
| Catalog No. | 2A-9013235 |
| Chinese Name | 2,6-二羟基异烟酸 |
| Synonyms | 2-hydroxy-6-oxo-1H-pyridine-4-carboxylic acid; EINECS 202-731-2; 6-Hydroxy-4-carboxy-2-pyridone; MFCD00006274; 2,6-Dihydroxy-isonicotinic acid; 1,2-Dihydro-6-hydroxy-2-oxo-4-pyridinecarboxylic Acid; 6-hydroxy-2-oxo-1,2-dihydropyridine-4-carboxylic acid; Citrazinic acid; 6-Hydroxy-2-oxo-1,2-dihydro-4-pyridinecarboxylic acid |
| Molecular Formula | C6H5NO4 |
| Molecular Weight | 155.11 |
| Purity | 97 |
| Density | 1.7±0.1 g/cm3 |
| Boiling Point | 630.3±55.0 °C at 760 mmHg |
| Melting Point | >300 °C (lit.) |
| Appearance | Beige slightly brown powder |
| Water Solubility | practically insoluble |
| Storage Condition | Store in a cool, ventilated warehouse. Keep away f |
| Application | Citric acid is a weakly fluorescent compound, and its optical properties depend on the aggregation state and chemical environment. Citric acid easily forms dimers at high concentrations [1]. |
| EINECS | 202-731-2 |
| HTC | 29333999 |
| PubChem ID | 24849298 |
| MDL Number | MFCD00006274 |
| SMILES | OC(=O)c1cc(O)nc(O)c1 |
| InChI | 1S/C6H5NO4/c8-4-1-3(6(10)11)2-5(9)7-4/h1-2H,(H,10,11)(H2,7,8,9) |
| InChI Key | CSGQJHQYWJLPKY-UHFFFAOYSA-N |
| Beilstein/REAXYS | 383736 |
| NACRES Code | NA.22 |
| UNSPSC | 12352100 |
| Hazard Symbols | Transport |
| MSDS | msds/13235_1_99_11_6.pdf |
| Bioactivity | Citrazinic acid is a weakly fluorescent compound whose optical properties are dependent on aggregation states and chemical environment. Citrazinic acid strongly tends to form dimers at high concentrations[1]. Related Catalog Research Areas >> Others References [1]. Stagi L, et al. Anomalous Optical Properties of Citrazinic Acid under Extreme pH Conditions. ACS Omega. 2020 May 5;5(19):10958-10964. Chemical & Physical Properties Density 1.7±0.1 g/cm3 Boiling Point 630.3±55.0 °C at 760 mmHg Melting Point >300 °C(lit.) Molecular Formula C6H5NO4 Molecular Weight 155.11 Flash Point 335.0±31.5 °C Exact Mass 155.021851 PSA 90.65000 LogP -1.50 Vapour Pressure 0.0±1.9 mmHg at 25°C Index of Refraction 1.686 InChIKey CSGQJHQYWJLPKY-UHFFFAOYSA-N SMILES O=C(O)c1cc(O)[nH]c(=O)c1 Water Solubility practically insoluble |
| Use of | Citrazinic acid is a weakly fluorescent compound whose optical properties are dependent on aggregation states and chemical environment. Citrazinic acid strongly tends to form dimers at high concentrations[1]. Properties Name Citrazinic acid Synonym More Synonyms Citrazinic acid Biological Activity Description Citrazinic acid is a weakly fluorescent compound whose optical properties are dependent on aggregation states and chemical environment. Citrazinic acid strongly tends to form dimers at high concentrations[1]. Related Catalog Research Areas >> Others References [1]. Stagi L, et al. Anomalous Optical Properties of Citrazinic Acid under Extreme pH Conditions. ACS Omega. 2020 May 5;5(19):10958-10964. Chemical & Physical Properties Molecular Formula C6H5NO4 Exact Mass 155.021851 PSA 90.65000 LogP -1.50 Index of Refraction 1.686 InChIKey CSGQJHQYWJLPKY-UHFFFAOYSA-N Water Solubility practically insoluble |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Shipping Name: UN |
| MSDS Transport Info | Module 14. Shipping information 14.1 UN dangerous goods number European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.2 United Nations shipping name European Land Transport Dangerous Regulations: Non-dangerous goods IMDG Code: Non-dangerous goods International air transport dangerous goods regulations: non-dangerous goods 14.3 Transport hazard categories European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.4 Package group European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.5 Environmental hazards European Land Transport Danger Regulations: No International Maritime Danger Regulations International Air Transport Danger Regulations: No Marine pollutants (yes/no): No 14.6 Special reminder to users No data available |
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