Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5-tert-Butyl-m-xylene
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,3-Dimethyl-5-tert-butylbenzene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 5-tert-Butyl-m-xylene
Price: ￥Inquiry/1kg ￥Inquiry/25kg ￥Inquiry/200kg
Purity: 99.0%
Stocking Period: 3 Day
Contact: Wang Jie
Email: 3096638339@qq.com

98-19-1

98-19-1 structure

98-19-1 structure

Name: 5-tert-Butyl-m-xylene
Chemical Name: 1-Tert-Butyl-3,5-Dimethylbenzene
CAS Number: 98-19-1
Molecular Formula: C₁₂H₁₈
Molecular Weight: 162.271
Catalog: API Respiratory medication Asthma
Create Date: 2018-03-09 08:00:00
Modify Date: 2025-08-25 22:34:13

Name	1-Tert-Butyl-3,5-Dimethylbenzene
Synonyms	1,3-DIMETHYL-5-(T-BUTYL)BENZENE Benzene, 1-(1,1-dimethylethyl)-3,5-dimethyl- MFCD00008832 1-tert-Butyl-3,5-dimethylbenzene EINECS 202-647-6 1,3-Dimethyl-5-(2-methyl-2-propanyl)benzene 5-tert-Butyl-m-xylene

Density	0.9±0.1 g/cm3
Boiling Point	207.9±20.0 °C at 760 mmHg
Melting Point	-18 °C
Molecular Formula	C₁₂H₁₈
Molecular Weight	162.271
Flash Point	72.2±0.0 °C
Exact Mass	162.140854
LogP	4.83
Vapour Pressure	0.3±0.2 mmHg at 25°C
Index of Refraction	1.487

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ZE3900000

CHEMICAL NAME :: m-Xylene, 5-tert-butyl-

CAS REGISTRY NUMBER :: 98-19-1

BEILSTEIN REFERENCE NO. :: 1853314

LAST UPDATED :: 199709

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C12-H18

MOLECULAR WEIGHT :: 162.30

WISWESSER LINE NOTATION :: 1X1&1&R C1 E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 5 gm/kg

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

REFERENCE :: 28ZRAQ "Toxicology and Biochemistry of Aromatic Hydrocarbons," Gerarde, H., New York, Elsevier, 1960 Volume(issue)/page/year: -,58,1960

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
WGK Germany	3
RTECS	ZE3900000
HS Code	2902909090

Precursor 9
108-38-3 75-65-0 556-96-7 677-22-5
115-11-7 5345-05-1 57834-94-3 507-20-0
75-28-5
DownStream 10
554-95-0 5122-20-3 499-06-9 42014-60-8
443-88-9 2040-10-0 19387-83-8 65338-71-8
81-14-1 81-15-2

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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