CAS 626-03-9|2,4-Dihydroxypyridine

Introduction:Basic information about CAS 626-03-9|2,4-Dihydroxypyridine, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common Name2,4-Dihydroxypyridine
CAS Number626-03-9Molecular Weight111.099
Density1.4±0.1 g/cm3Boiling Point509.8±30.0 °C at 760 mmHg
Molecular FormulaC5H5NO2Melting Point272-276 °C(lit.)
MSDSChineseUSAFlash Point262.1±24.6 °C
Symbol
GHS07
Signal WordWarning

Names

Name2,4-Dihydroxypyridine
SynonymMore Synonyms

Chemical & Physical Properties

Density1.4±0.1 g/cm3
Boiling Point509.8±30.0 °C at 760 mmHg
Melting Point272-276 °C(lit.)
Molecular FormulaC5H5NO2
Molecular Weight111.099
Flash Point262.1±24.6 °C
Exact Mass111.032028
PSA53.35000
LogP-2.65
Vapour Pressure0.0±1.4 mmHg at 25°C
Index of Refraction1.625
InChIKeyZEZJPIDPVXJEME-UHFFFAOYSA-N
SMILESO=c1cc(O)cc[nH]1

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UV1146800
CHEMICAL NAME :
2(1H)-Pyridone, 4-hydroxy-
CAS REGISTRY NUMBER :
626-03-9
LAST UPDATED :
199206
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C5-H5-N-O2
MOLECULAR WEIGHT :
111.11
WISWESSER LINE NOTATION :
T6NJ BQ DQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4895 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TOXIA6 Toxicon. (Pergamon Press Ltd., Headington Hill Hall, Oxford OX3 OBW, UK) V.1- 1962- Volume(issue)/page/year: 23,815,1985

Safety Information

Symbol
GHS07
Signal WordWarning
Hazard StatementsH315-H319-H335
Precautionary StatementsP261-P305 + P351 + P338
Personal Protective Equipmentdust mask type N95 (US);Eyeshields;Gloves
Hazard CodesXi:Irritant
Risk PhrasesR36/37/38
Safety PhrasesS26-S36-S37/39
RIDADRNONH for all modes of transport
WGK Germany3
RTECSUV1146800
HS Code2933399090

Customs

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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Synonyms

2,4-Dihydoxypyridine
3-DEAZAURACIL
4-Hydroxy-2(1H)-pyridinone
4-Hydroxypyridin-2(1H)-on
EINECS 210-924-8
4,6-Pyridinediol
2,4-Dihydroxy pyridine
2,4-Pyridinediol
4-hydroxypyridin-2(1H)-one
2,4-dihydroxy-pyridine
2(1H)-Pyridinone, 4-hydroxy-
pyridine-2,4-diol
MFCD00006273
2,4-Pridinediol
4-Hydroxy-2(1H)-pyridinon
4-Hydroxy-2-pyridone
4-diol
Pyridin-2,4-diol
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