Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2,4-Dihydroxypyridine
Price: ￥158.0/5g ￥568.0/25g
Purity: 99.0%
Stocking Period: 3 Day
Contact: Liu jia

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,4-Dihydroxypyridine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2,4-Dihydroxypyridine
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson

626-03-9

626-03-9 structure

626-03-9 structure

Name: 2,4-Dihydroxypyridine
Chemical Name: 2,4-Dihydroxypyridine
CAS Number: 626-03-9
Molecular Formula: C₅H₅NO₂
Molecular Weight: 111.099
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Hydroxypyridine
Create Date: 2018-08-27 12:47:50
Modify Date: 2024-01-02 22:23:38

Name	2,4-Dihydroxypyridine
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

Density	1.4±0.1 g/cm3
Boiling Point	509.8±30.0 °C at 760 mmHg
Melting Point	272-276 °C(lit.)
Molecular Formula	C₅H₅NO₂
Molecular Weight	111.099
Flash Point	262.1±24.6 °C
Exact Mass	111.032028
PSA	53.35000
LogP	-2.65
Vapour Pressure	0.0±1.4 mmHg at 25°C
Index of Refraction	1.625

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

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	UV1146800
HS Code	2933399090

Precursor 4
18677-43-5 626-64-2 5657-64-7 19867-18-6
DownStream 10
106689-41-2 38767-72-5 58530-53-3 2402-91-7
219735-84-9 219735-85-0 191090-84-3 343781-36-2
24501-21-1 28443-69-8

HS Code	2933399090
Summary	2933399090. 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%