1-tert-Butyl-3,5-dimethylbenzene

CAS No.：98-19-1

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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1-tert-Butyl-3,5-dimethylbenzene Basic information

Product Name:	1-tert-Butyl-3,5-dimethylbenzene
Synonyms:	Xylometazoline EP Impurity D;5-TERT-BUTYL-M-XYLENE;1,3-DIMETHYL-5-TERT-BUTYLBENZENE;1-(1,1-dimethylethyl)-3,5-dimethyl-benzen;1-(1,1-Dimethylethyl)-3,5-dimethylbenzene;1-(1,1-dimethylethyl)-3,5-dimethyl-Benzene;1-TERT-BUTYL-3,5-DIMETHYLBENZENE;SYM-TERT-BUTYL-M-XYLENE
CAS:	98-19-1
MF:	C12H18
MW:	162.27
EINECS:	202-647-6
Product Categories:
Mol File:	98-19-1.mol

1-tert-Butyl-3,5-dimethylbenzene Chemical Properties

Melting point	-18 °C
Boiling point	205-206 °C(lit.)
density	0.867 g/mL at 25 °C(lit.)
vapor pressure	0.4 hPa (20 °C)
refractive index	n20/D 1.495(lit.)
Fp	162 °F
storage temp.	Store below +30°C.
form	clear liquid
color	Colorless to Almost colorless
PH	7 (H2O, 20℃)
BRN	1853314
CAS DataBase Reference	98-19-1(CAS DataBase Reference)
EPA Substance Registry System	5-tert-Butyl-m-xylene (98-19-1)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
WGK Germany	3
RTECS	ZE3900000
Autoignition Temperature	560 °C DIN 51794
TSCA	Yes
HS Code	2902 90 00

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English
ALFA	English

1-tert-Butyl-3,5-dimethylbenzene Usage And Synthesis

Chemical Properties	clear colourless to slightly yellow liquid
Uses	1-tert-Butyl-3,5-dimethylbenzene has been used in the synthesis of bulky, multi-alkylated diaryl disulfides such as bis(4-tert-butyl-2,6-dimethylphenyl) disulfide and bis(2,4,6-triisopropylphenyl) disulfide.
General Description	1-tert-Butyl-3,5-dimethylbenzene participates in the cascade diarylation of N-phenylacetamides with non-prefunctionalized arenes.

1-tert-Butyl-3,5-dimethylbenzene Preparation Products And Raw materials

Raw materials	tert-Butanol-->m-Xylene
Preparation Products	Musk xylene-->Musk ketone-->4-Tert-butyl-2,6-dimethylbenzylchloroide-->2-bromo-5-(tert-butyl)-1,3-dimethylbenzene-->5-(TERT-BUTYL)-2-IODO-1,3-DIMETHYLBENZENE-->1,3-DIMETHYL-2-ETHYLBENZENE-->2,6-Dimethylfluorobenzene

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