Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,5-Dibromo-4-hydroxypyridine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

25813-25-6

25813-25-6 structure

Name: 3,5-dibromo-4-pyridinol
Chemical Name: 3,5-Dibromo-4-hydroxypyridine
CAS Number: 25813-25-6
Molecular Formula: C₅H₃Br₂NO
Molecular Weight: 252.891
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Hydroxypyridine
Create Date: 2018-04-17 08:00:00
Modify Date: 2025-08-27 19:44:34

Name	3,5-Dibromo-4-hydroxypyridine
Synonyms	3,5-DIBROMO-4-PYRIDINOL 4-Pyridinol, 3,5-dibromo- 3,5-dibromopyridin-4(1H)-one 3,5-Dibrom-pyridin-4-ol 4(1H)-pyridinone, 3,5-dibromo- 3,5-Dibrom-4-pyridilaldehyd 3,5-dibromo-4-pyridinecarboxaldehyde 3,5-Dibromo-pyridin-4-ol 3,5-Dibrom-4-hydroxypyridin 3,5-dibromoisonicotinaldehyde 3,5-dibromopyridin-4-ol 3,5-dibromo-pyridine-4-carbaldehyde 3,5-Dibromopyridine-4-carboxaldehyde

Density	2.2±0.1 g/cm3
Boiling Point	317.5±37.0 °C at 760 mmHg
Melting Point	370℃ (dec.)
Molecular Formula	C₅H₃Br₂NO
Molecular Weight	252.891
Flash Point	145.8±26.5 °C
Exact Mass	250.858124
PSA	33.12000
LogP	1.14
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.654

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UU7710000

CHEMICAL NAME :: 4-Pyridinol, 3,5-dibromo-

CAS REGISTRY NUMBER :: 25813-25-6

BEILSTEIN REFERENCE NO. :: 0121087

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H3-Br2-N-O

MOLECULAR WEIGHT :: 252.91

WISWESSER LINE NOTATION :: T6NJ CE DQ EE FZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 180 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05659

Hazard Codes	Xi

626-64-2

~98%

25813-25-6

Literature: Marsault, Eric; Fraser, Graeme L.; Benakli, Kamel; St-Louis, Carl; Rouillard, Alain; Thomas, Helmut Patent: US2010/93720 A1, 2010 ; Location in patent: Page/Page column 58 ; US 20100093720 A1

626-64-2

~32%

36953-41-0

25813-25-6

Literature: Synthesis, , # 14 p. 2175 - 2179

110-89-4

25813-25-6

Literature: Chemische Berichte, , vol. 12, p. 988

1124-33-0

25813-25-6

Literature: Recueil des Travaux Chimiques des Pays-Bas, , vol. 70, p. 581,587

108-96-3

25813-25-6

Literature: Gazzetta Chimica Italiana, , vol. 78, p. 873,876

694-59-7

25813-25-6

Literature: Recueil des Travaux Chimiques des Pays-Bas, , vol. 70, p. 581,587

Precursor 5
626-64-2 110-89-4 1124-33-0 108-96-3
694-59-7
DownStream 7
1052114-83-6 36953-41-0 2683-35-4 25813-24-5
10163-34-5 13626-17-0 2457-48-9

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