3,5-Dimethyl-4-hydroxybenzonitrile

Modify Date: 2025-08-21 19:22:37

3,5-Dimethyl-4-hydroxybenzonitrile structure	Common Name	3,5-Dimethyl-4-hydroxybenzonitrile
	CAS Number	4198-90-7	Molecular Weight	147.174
	Density	1.1±0.1 g/cm3	Boiling Point	310.6±30.0 °C at 760 mmHg
	Molecular Formula	C₉H₉NO	Melting Point	123-127 °C
	MSDS	Chinese USA	Flash Point	141.7±24.6 °C
	Symbol	GHS06	Signal Word	Danger

Name	3,5-Dimethyl-4-hydroxybenzonitrile
Synonym	More Synonyms

Density	1.1±0.1 g/cm3
Boiling Point	310.6±30.0 °C at 760 mmHg
Melting Point	123-127 °C
Molecular Formula	C₉H₉NO
Molecular Weight	147.174
Flash Point	141.7±24.6 °C
Exact Mass	147.068420
PSA	44.02000
LogP	2.52
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.564
Storage condition	Refrigerator

3,5-Dimethyl-4-hydroxybenzonitrile MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DI4359000

CHEMICAL NAME :: Benzonitrile, 3,5-dimethyl-4-hydroxy-

CAS REGISTRY NUMBER :: 4198-90-7

BEILSTEIN REFERENCE NO. :: 2574734

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C9-H9-N-O

MOLECULAR WEIGHT :: 147.19

WISWESSER LINE NOTATION :: QR B1 F1 DCN

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 :: 650 mg/kg

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

REFERENCE :: JMPCAS Journal of Medicinal and Pharmaceutical Chemistry. (Washington, DC) V.1-5, 1959-62. For publisher information, see JMCMAR. Volume(issue)/page/year: 2,201,1960

Symbol	GHS06
Signal Word	Danger
Hazard Statements	H300-H319
Precautionary Statements	P264-P301 + P310-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes	T:Toxic;Xn:Harmful;
Risk Phrases	R25;R20/21/22;R32
Safety Phrases	S26-S45-S36/37
RIDADR	UN 2811 6.1/PG 3
RTECS	DI4359000
Hazard Class	6.1
HS Code	2926909090

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Precursor 10
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DownStream 9
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HS Code	2926909090
Summary	HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%