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2-Methyl-5-vinylpyridine

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начало: Китай

Кас Но: 140-76-1

Спецификация: 99%наименьший

минимальный объем заказа: 1 /kg

снабженческая способность: 50 mt/month

опережающий период: OEM 7 дней, пятно 3 дня

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Quick Details
CAS No.:
140-76-1
Other Names:
5-Vinyl-ALPHA-picoline
MF:
C8H9N
EINECS No.:
205-432-5
Place of Origin:
China
Type:
Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates
Purity:
99%MIN
Brand Name:
Richest
Model Number:
140-76-1
Application:
organic intermediates
Appearance:
colorless liquid
Packaging&Delivery
Packaging Details
1kg/bag,25kg/bag,25kg/drum or customer's request
Port
shanghai
Lead Time:
Quantity(Kilograms) 1 - 25 >25
Est. Time(days) 3 To be negotiated

Property

CAS No.: 140-76-1 Formula: C8H9N Molecular Weight: 119.16400

Basic Info

Chemical Name	2-Methyl-5-vinylpyridine
Synonyms	5-Vinyl-2-picoline; methyl vinyl pyridine; 5-vinyl-2-methylpyridine; 2,5-Methylvinylpyridine; 2-methyl-5-vinyl pyridine; 5-Ethenyl-2-methypyridine; 2-Methyl-5-vinyl-pyridin; 6-methyl-3-vinylpyridine; 2-Picoline,5-vinyl; Pyridine,2-methyl-5-vinyl; Pyridine, 5-ethenyl-2-methyl-; 2-Methyl-5-vinylpridine; Pyridine,5-ethenyl-2-methyl;
CAS No.	140-76-1
Molecular Formula	C8H9N
Molecular Weight	119.16400
PSA	12.89000
LogP	2.03300

Properties

Appearance & Physical State	Clear to faintly opalescent liquid
Density	0.954g/cm3
Boiling Point	175.5ºC at 760mmHg
Melting Point	180 °C (dec.)(lit.)
Flash Point	56.6ºC
Refractive Index	1.555
Vapor Pressure	1.535mmHg at 25°C

Safety Info

Hazard Class	6.1(b)
HS Code	2933399090
Packing Group	III
RIDADR	UN 2810

Synthesis Route

5-Bromo-2-picoline+Tributyl(vinyl)tin→2-Methyl-5-vinylpyridine
2-Methyl-5-formylpyridine+Methyltriphenylphosphonium bromide→2-Methyl-5-vinylpyridine
5-Ethyl-2-methylpyridine→2-Methyl-5-vinylpyridine

GC Analysis

Column type	Active phase	Temperature (°C)	Retention Index (I)	Temperature Control Method
Capillary	HP-5	-	1040.	temperature ramp
Capillary	HP-5	-	1040.	temperature ramp
Capillary	HP-Innowax	-	1509.	temperature ramp
Capillary	HP-Innowax	-	1509.	temperature ramp
Capillary	DB-Wax	-	1509.	temperature ramp

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - rat	1300 uL/kg	1.Details of toxic effects not reported other than lethal dose value
Inhalation	LC50 - Lethal concentration, 50 percent kill	Rodent - rat	189 mg/m3/2H	1.Details of toxic effects not reported other than lethal dose value
Subcutaneous	LD50 - Lethal dose, 50 percent kill	Rodent - rat	1290 mg/kg	1.Details of toxic effects not reported other than lethal dose value

Precursor

2-Methyl-5-formylpyridine
5-Ethyl-2-methylpyridine
Methyltriphenylphosphonium bromide
5-Bromo-2-picoline

Downstream Product

2-Methyl-5-formylpyridine
2,8-dimethyl-5-[2-(6-methylpyridin-3-yl)ethyl]-3,4-dihydro-1H-pyrido[4,3-b]indole
6-methylpyridine-3-carboxylic acid
6-Methylnicotinamide

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