Shanghai Nianxing Industrial Co., Ltd
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Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Cyano-4,6-dimethyl-2-hydroxypyridine
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Purity: 98.0%
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769-28-8

769-28-8 structure

769-28-8 structure

Name: 3-Cyano-4,6-Dimethyl-2-Hydroxypyridine
Chemical Name: 3-Cyano-4,6-Dimethyl-2-Hydroxypyridine
CAS Number: 769-28-8
Molecular Formula: C₈H₈N₂O
Molecular Weight: 148.162
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Cyanopyridine
Create Date: 2019-01-25 12:54:48
Modify Date: 2026-07-03 18:23:13

Name	3-Cyano-4,6-Dimethyl-2-Hydroxypyridine
Synonyms	4,6-DIMETHYL-2-OXO-1,2-DIHYDRO-3-PYRIDINECBONITRILE TIMTEC-BB SBB004084 T-CHEM-BB B016302 2-HYDROXY-4,6-DIMETHYLNICOTINONITRILE 1,2-dihydro-4,6-dimethyl-2-oxo-nicotinonitril 3-Cyano-4,6-dimethyl-2(1H)-pyridinone 2-Hydroxy-3-Cyano-4,6-dimethylpyridine（4,6-Dimethyl-2-hydroxynicotinonitrile） 3-Cyano-2-hydroxy-4,6-dimethylpyridine Gueschi Pyridone 1,2-dihydro-4,6-dimethyl-2-oxo-3-pyridinecbonitrile JR-8360, 3-Cyano-4,6-dimethyl-2-hydroxypyridine 3-CYANO-4,6-DIMETHYL-2-PYRIDONE 2-Oxo-4,6-dimethyl-1,2-dihydropyridine-3-carbonitrile 2-hydroxy-4,6-dimethyl-3-carbonitrile MFCD00006269 1,2-Dihydro-2-oxo-4,6-dimethylpyridine-3-carbonitrile 1,2-Dihydro-4,6-dimethyl-2-oxopyridine-3-carbonitrile 1,2-dihydro-4,6-dimethyl-2-oxo-3-pyridinecbonitril 3-Cyano-1,2-dihydro-4,6-dimethyl-2-oxopyridine, 1,2-Dihydro-4,6-dimethyl-2-oxonicotinonitrile 3-Cyano-4,6-dimethyl-2-hydroxypyridine 3-Pyridinecbonitrile, 1,2-dihydro-4,6-dimethyl-2-oxo 4,6-DIMETHYL-2-OXO-1,2-DIHYDROPYRIDINE-3-carbonitrile 5-cyano-6-hydroxy-2,4-lutidine 3-Cyano-4,6-dimethylpyridin-2-one 4,6-DIMETHYL-2-HYDROXYNICOTINONITRILE 2-hydroxy-4,6-dimethylnicotinonitrile 3-Cyano-4,6-diMethyl-2-hydroxy 2-hydroxy-4,6-dimethylpyridine-3-carbonitrile 3-Cyano-4,6-dimethyl-2-hydroxypyridine ISO 9001：2015 REACH 2-hydroxy-4,6-dimethyl-3-carbonitrile LineStructure Formula 3-Cyano-4,6-dimethyl-2-hydroxypyridine, 4,6-Dimethyl-2-hydroxynicotinonitrile 3-Cyano-2-hydroxy-4,6-dimethylpyridine > 1,2-Dihydroxy-4,6-dimethyl-2-oxopyridine-3-carbonitrile 3-CYANO-4,6-DIMETHYL-2-HYDROXYPYRIDINE 1,2-DIHYDRO-4,6-DIMETHYL-2-OXONICOTINONITRILE 4,6-Dimethyl-2-oxo-2,3-dihydropyridine-3-carbonitrile EINECS 212-207-5 4,6-dimethyl-2-hydroxypyridine-3-carbonitrile 1,2-Dihydro-4,6-dimethyl-2-oxopyridine-3-carbonitrile, 3-Cyano-4,6-dimethylpyridin-2-one 5-Cyano-6-hydroxy-2,4-lutidine~4,6-Dimethyl-2-hydroxypyridine-3-carbonitrile SALOR-INT L133671-1EA 4,6-dimethyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

Density	1.2±0.1 g/cm3
Boiling Point	385.1±42.0 °C at 760 mmHg
Melting Point	285-287 °C(lit.)
Molecular Formula	C₈H₈N₂O
Molecular Weight	148.162
Flash Point	186.7±27.9 °C
Exact Mass	148.063660
PSA	56.65000
LogP	0.75
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.566

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QT3046500

CHEMICAL NAME :: Nicotinonitrile, 1,2-dihydro-4,6-dimethyl-2-oxo-

CAS REGISTRY NUMBER :: 769-28-8

LAST UPDATED :: 199312

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H8-N2-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >500 mg/kg

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

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,23,1953

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H312-H315-H319-H332-H335
Precautionary Statements	P261-P280-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xn,Xi
Risk Phrases	R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Phrases	S26-S37/39
RIDADR	3276
WGK Germany	3
RTECS	QT3046500
HS Code	2933399090

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%

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