pyridine oxide

Modify Date: 2025-08-21 16:18:40

pyridine oxide structure	Common Name	pyridine oxide
	CAS Number	694-59-7	Molecular Weight	95.099
	Density	1.0±0.1 g/cm3	Boiling Point	270.0±9.0 °C at 760 mmHg
	Molecular Formula	C₅H₅NO	Melting Point	62-67 °C(lit.)
	MSDS	Chinese USA	Flash Point	117.1±18.7 °C
	Symbol	GHS07	Signal Word	Warning

Name	pyridine N-oxide
Synonym	More Synonyms

Density	1.0±0.1 g/cm3
Boiling Point	270.0±9.0 °C at 760 mmHg
Melting Point	62-67 °C(lit.)
Molecular Formula	C₅H₅NO
Molecular Weight	95.099
Flash Point	117.1±18.7 °C
Exact Mass	95.037117
PSA	25.46000
LogP	-1.20
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.517
Storage condition	2-8°C
Water Solubility	soluble

pyridine oxide MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UT6410000

CHEMICAL NAME :: Pyridine-1-oxide

CAS REGISTRY NUMBER :: 694-59-7

LAST UPDATED :: 199701

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C5-H5-N-O

MOLECULAR WEIGHT :: 95.11

WISWESSER LINE NOTATION :: T6NJ AO

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 :: 1425 mg/kg

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :: JPPMAB Journal of Pharmacy and Pharmacology. (Pharmaceutical Soc. of Great Britain, 1 Lambeth High St., London SEI 7JN, UK) V.1- 1949- Volume(issue)/page/year: 16,472,1964

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#04070

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: 1 gm/kg

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

REFERENCE :: JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960- Volume(issue)/page/year: 48,371,1976

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - wild bird species

DOSE/DURATION :: 1 gm/kg

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

REFERENCE :: AECTCV Archives of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 070944) V.1- 1973- Volume(issue)/page/year: 12,355,1983 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 594 mg/kg/5D-I

TOXIC EFFECTS :: Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other Enzymes

REFERENCE :: TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 85,173,1996

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	Xn: Harmful;Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S24/25-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	UT6410000
HS Code	29333999

Precursor 9
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CAS#:1121-76-2 4-Chloropyridin... CAS#:824-40-8 Picolinic acid ... CAS#:2311-91-3 perphthalic acid CAS#:94-36-0 Benzoyl peroxide
CAS#:32709-07-2 hydride-bis-pyr...
DownStream 10
CAS#:32111-34-5 4-(PYRIDIN-2-YL... CAS#:33399-46-1 4-ethoxypyridine CAS#:5153-63-9 Pyridinium acetate CAS#:33421-43-1 2 2'-dipyridyl-...
CAS#:3480-65-7 1-pyridin-2-ylp... CAS#:39182-28-0 2-(3'-pyridinyl... CAS#:4377-33-7 2-Picolyl chloride CAS#:14474-56-7 Pyridine, 4-eth...
CAS#:107-49-3 Tetraethyl pyro... CAS#:145083-64-3 diethyl pyridin...

HS Code	29333999

Phosphodiesterases in the rat ovary: effect of cAMP in primordial follicles.

Reproduction 150 , 11-20, (2015)

Phosphodiesterases (PDEs) are important regulators of the intracellular cAMP concentration, which is a central second messenger that affects a multitude of intracellular functions. In the ovaries, cAM...

Effects of metal pyrithione antifoulants on freshwater macrophyte Lemna gibba G3 determined by image analysis.

Ecotoxicology 21(4) , 1102-11, (2012)

Copper pyrithione (CuPT(2)) and zinc pyrithione (ZnPT(2)) are two popular antifouling agents that prevent biofouling. Research into the environmental effects of metal pyrithiones has mainly focused on...

General and mild preparation of 2-aminopyridines.

Org. Lett. 12(22) , 5254-7, (2010)

A general and facile one-pot amination procedure for the synthesis of 2-aminopyridines from the corresponding pyridine-N-oxides is presented as a mild alternative to S(N)Ar chemistry. A variety of ami...

Pyridine 1-oxide

Pyridine-N-Oxidee

EINECS 211-774-6

Pyridine, 1-oxide

Pyridne-N-Oxide

Pyridine N-oxide

Pyridin-N-oxid

Pyridine-N-Oxide

PyridineN-oxide

MFCD00006194

3-PICOLIN-N-OXIDE

pyridine oxide

1-oxidePyridine

pyridinyl-N-oxide

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: pyridine oxide
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: pyridine oxide
Price: ￥118.0/25g ￥348.0/100g
Purity: 98.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pyridine-N-oxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: pyridine N-oxide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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