2-CHLORO-4-(METHYLSULFONYL)PHENOL

Modify Date: 2025-08-26 11:45:08

2-CHLORO-4-(METHYLSULFONYL)PHENOL structure	Common Name	2-CHLORO-4-(METHYLSULFONYL)PHENOL
	CAS Number	20945-65-7	Molecular Weight	206.64700
	Density	1.459g/cm3	Boiling Point	390.371ºC at 760 mmHg
	Molecular Formula	C₇H₇ClO₃S	Melting Point	N/A
	MSDS	N/A	Flash Point	189.89ºC

Name	2-chloro-4-methylsulfonylphenol
Synonym	More Synonyms

Density	1.459g/cm3
Boiling Point	390.371ºC at 760 mmHg
Molecular Formula	C₇H₇ClO₃S
Molecular Weight	206.64700
Flash Point	189.89ºC
Exact Mass	205.98000
PSA	62.75000
LogP	2.52990
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.571

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SK5063000

CHEMICAL NAME :: Phenol, 2-chloro-4-(methylsulfonyl)-

CAS REGISTRY NUMBER :: 20945-65-7

BEILSTEIN REFERENCE NO. :: 1950197

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C7-H7-Cl-O3-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >500 mg/kg

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

REFERENCE :: JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 25,501,1977

HS Code	2908999090

1,2-DICHLORO-4-...

CAS#:38452-47-0

2-CHLORO-4-(MET...

CAS#:20945-65-7

Literature: Gen. Aniline and Film Corp. Patent: US2314379 , 1940 ; Full Text Show Details I.G. Farbenind. Patent: DE739571 , 1939 ; DRP/DRBP Org.Chem.

2-chloro-4-meth...

CAS#:98490-92-7

2-CHLORO-4-(MET...

CAS#:20945-65-7

Literature: Soc. Usines Chim. Rhone-Poulenc Patent: US2803580 , 1956 ;

3-chloro-4-meth...

CAS#:792168-92-4

2-CHLORO-4-(MET...

CAS#:20945-65-7

Literature: Soc. Usines Chim. Rhone-Poulenc Patent: US2803580 , 1956 ;

4-(Methylsulfon...

CAS#:14763-60-1

2-CHLORO-4-(MET...

CAS#:20945-65-7

3-Chloro-4-(met...

CAS#:98550-90-4

Literature: ABBOTT LABORATORIES Patent: WO2005/23762 A1, 2005 ; Location in patent: Page/Page column 116 ; WO 2005/023762 A1

4-(Methylsulfon...

CAS#:14763-60-1

2-CHLORO-4-(MET...

CAS#:20945-65-7

Literature: Pei, Zhonghua; Li, Xiaofeng; Longenecker, Kenton; Von Geldern, Thomas W.; Wiedeman, Paul E.; Lubben, Thomas H.; Zinker, Bradley A.; Stewart, Kent; Ballaron, Stephen J.; Stashko, Michael A.; Mika, Amanda K.; Beno, David W. A.; Long, Michelle; Wells, Heidi; Kempf-Grote, Anita J.; Madar, David J.; McDermott, Todd S.; Bhagavatula, Lakshmi; Fickes, Michael G.; Pireh, Daisy; Solomon, Larry R.; Lake, Marc R.; Edalji, Rohinton; Fry, Elizabeth H.; Sham, Hing L.; Trevillyan, James M. Journal of Medicinal Chemistry, 2006 , vol. 49, # 12 p. 3520 - 3535

HS Code	2908999090
Summary	2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%