Shanghai Nianxing Industrial Co., Ltd
China
Product Name: bis(4-methylphenyl) ether
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: bis(4-methylphenyl) ether
Price: ￥408.0/5g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

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

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

1579-40-4

1579-40-4 structure

1579-40-4 structure

Name: bis(4-methylphenyl) ether
Chemical Name: 4-Tolyl ether
CAS Number: 1579-40-4
Molecular Formula: C₁₄H₁₄O
Molecular Weight: 198.260
Create Date: 2018-06-26 06:53:04
Modify Date: 2025-08-22 12:19:27

Name	4-Tolyl ether
Synonyms	MFCD00025979 EINECS 216-423-0 4,4'-Oxybis(methylbenzene) 4-Tolyl Ether 1,1'-Oxybis(4-methylbenzene) 1-methyl-4-(4-methylphenoxy)benzene Benzene, 1,1'-oxybis[4-methyl- bis(4-methylphenyl) ether 4,4'-Dimethyldiphenyl Ether Di-p-tolyl Ether

Density	1.0±0.1 g/cm3
Boiling Point	285.5±9.0 °C at 760 mmHg
Melting Point	47-49 °C(lit.)
Molecular Formula	C₁₄H₁₄O
Molecular Weight	198.260
Flash Point	121.3±14.4 °C
Exact Mass	198.104462
PSA	9.23000
LogP	5.13
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.561

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DA6625000

CHEMICAL NAME :: Benzene, 1,1'-oxybis(4-methyl-

CAS REGISTRY NUMBER :: 1579-40-4

LAST UPDATED :: 199710

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C14-H14-O

MOLECULAR WEIGHT :: 198.28

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0545443 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2250 mg/kg

TOXIC EFFECTS :: Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0537676

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >184 ppm/4H

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - respiratory stimulation Blood - other changes

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0537676

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 7940 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - other changes Blood - hemorrhage

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0545443

Symbol	GHS07, GHS09
Signal Word	Warning
Hazard Statements	H315-H319-H335-H410
Precautionary Statements	P261-P273-P305 + P351 + P338-P501
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;N: Dangerous for the environment;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S61
RIDADR	UN 3077 9/PG 3
WGK Germany	2
RTECS	DA6625000
HS Code	2902909090

Precursor 9
106-44-5 624-31-7 106-38-7 106-43-4
5720-05-8 62790-85-6 1695-04-1 1121-70-6
3744-11-4
DownStream 10
3764-01-0 37563-42-1 4542-75-0 21797-73-9
2362-18-7 589-91-3 108-88-3 609-93-8
21387-95-1 119-33-5

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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