4-Picoline

Modify Date: 2025-08-22 13:05:30

4-Picoline structure	Common Name	4-Picoline
	CAS Number	108-89-4	Molecular Weight	93.127
	Density	0.9±0.1 g/cm3	Boiling Point	144.2±9.0 °C at 760 mmHg
	Molecular Formula	C₆H₇N	Melting Point	2.4 °C(lit.)
	MSDS	Chinese USA	Flash Point	56.7±0.0 °C
	Symbol	GHS02, GHS06	Signal Word	Danger

Name	4-methylpyridine
Synonym	More Synonyms

Density	0.9±0.1 g/cm3
Boiling Point	144.2±9.0 °C at 760 mmHg
Melting Point	2.4 °C(lit.)
Molecular Formula	C₆H₇N
Molecular Weight	93.127
Flash Point	56.7±0.0 °C
Exact Mass	93.057846
PSA	12.89000
LogP	1.19
Vapour density	3.2 (vs air)
Vapour Pressure	6.5±0.3 mmHg at 25°C
Index of Refraction	1.501
InChIKey	FKNQCJSGGFJEIZ-UHFFFAOYSA-N
SMILES	Cc1ccncc1
Water Solubility	soluble

4-Picoline MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UT5425000

CHEMICAL NAME :: Pyridine, 4-methyl-

CAS REGISTRY NUMBER :: 108-89-4

LAST UPDATED :: 199806

DATA ITEMS CITED :: 16

MOLECULAR FORMULA :: C6-H7-N

MOLECULAR WEIGHT :: 93.14

WISWESSER LINE NOTATION :: T6NJ D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 2/21/1958

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,841,1986 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 440 mg/kg

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

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 57(9-10),64,1992

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1000 ppm/4H

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 163 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity)

REFERENCE :: FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 5,920,1985

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 350 mg/kg

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

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 57(9-10),64,1992

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 4 gm/m3

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

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 57(9-10),64,1992

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 335 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

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 270 uL/kg

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 500 mg/kg

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

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,841,1986

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - wild bird species

DOSE/DURATION :: 422 mg/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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7969 No. of Facilities: 55 (estimated) No. of Industries: 3 No. of Occupations: 7 No. of Employees: 9556 (estimated) No. of Female Employees: 1119 (estimated)

Symbol	GHS02, GHS06
Signal Word	Danger
Hazard Statements	H226-H302 + H332-H311-H315-H319-H335
Precautionary Statements	P261-P280-P305 + P351 + P338-P312
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	T:Toxic;
Risk Phrases	R10;R20/22;R24;R36/37/38
Safety Phrases	S26-S36-S45
RIDADR	UN 1992 3/PG 3
WGK Germany	1
RTECS	UT5425000
Packaging Group	III
Hazard Class	3
HS Code	29333955

Precursor 10
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CAS#:109-04-6 2-Bromopyridine CAS#:4926-28-7 2-Bromo-4-methy... CAS#:3510-66-5 2-Bromo-5-picoline CAS#:6844-47-9 4-TRIMETHYLSILY...
CAS#:100-52-7 Benzaldehyde CAS#:55-22-1 Isonicotinic acid
DownStream 10
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CAS#:5491-94-1 3-methyl-1-pyri... CAS#:1003-67-4 4-picoline n-oxide

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%

cIEF for rapid pKa determination of small molecules: a proof of concept.

Eur. J. Pharm. Sci. 63 , 14-21, (2014)

A capillary isoelectric focusing (cIEF) method was developed for the determination of the ionization constants (pKa) of small molecules. Two approaches used to decrease the electroosmotic flow (EOF) w...

Magnesium hydrides and the dearomatisation of pyridine and quinoline derivatives.

Dalton Trans. 40(46) , 12500-9, (2011)

Reactions of the β-diketiminato n-butyl magnesium complex, [HC{(Me)CN(2,6-(i)Pr(2)C(6)H(3))}(2)Mg(n)Bu], with a range of substituted pyridines and fused-ring quinolines in the presence of PhSiH(3) has...

Probing the nature of the Co(III) ion in corrins: comparison of reactions of aquacyanocobyrinic acid heptamethyl ester and aquacyano-stable yellow cobyrinic acid hexamethyl ester with neutral N-donor ligands.

Inorg. Chem. 52(2) , 1077-83, (2013)

Equilibrium constants (log K) for substitution of coordinated H(2)O in aquacyanocobyrinic acid heptamethyl ester (aquacyanocobester, ACCbs) and aquacyano-stable yellow cobyrinic acid hexamethyl ester ...

4-Mepy

picoline-4

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GAMMAP

4-Methylazine

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p-methylpyridine

γ-Picoline

4-methylPyr

4-Methyl-pyridine

4-Picoline

EINECS 203-626-4

MFCD00006440

4-methyl pyridine

g-picoline

4-Methylpyridine

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4-Picoline
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 4-Picoline
Price: ￥168.0/500ml
Purity: 98.0%
Delivery: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 4-Methylpyridine
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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4-Picoline

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