Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,3-OXATHIOLANE, 2,2-DIMETHYL-
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Purity: 98.0%
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5684-31-1

5684-31-1 structure

Name: 1,3-OXATHIOLANE, 2,2-DIMETHYL-
Chemical Name: 2,2-dimethyl-1,3-oxathiolane
CAS Number: 5684-31-1
Molecular Formula: C₅H₁₀OS
Molecular Weight: 118.19700
Create Date: 2017-10-25 00:26:20
Modify Date: 2025-09-11 07:44:48

Name	2,2-dimethyl-1,3-oxathiolane
Synonyms	1,3-OXATHIOLANE,2,2-DIMETHYL 2,3-oxathiolane

Density	1.004g/cm3
Boiling Point	154.6ºC at 760 mmHg
Molecular Formula	C₅H₁₀OS
Molecular Weight	118.19700
Flash Point	47.3ºC
Exact Mass	118.04500
PSA	34.53000
LogP	1.48590
Index of Refraction	1.471

CHEMICAL IDENTIFICATION

RTECS NUMBER :: RP5400000

CHEMICAL NAME :: 1,3-Oxathiolane, 2,2-dimethyl-

CAS REGISTRY NUMBER :: 5684-31-1

BEILSTEIN REFERENCE NO. :: 0102790

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C5-H10-O-S

MOLECULAR WEIGHT :: 118.21

WISWESSER LINE NOTATION :: T5O CS BHJ B1 B1

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 :: 138 mg/kg

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

REFERENCE :: EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 17,235,1982

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 316 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#00665

HS Code	2934999090

67-64-1

60-24-2

~94%

5684-31-1

Literature: Streinz, Ludvik; Koutek, Bohumir; Saman, David Collection of Czechoslovak Chemical Communications, 1997 , vol. 62, # 4 p. 665 - 671

77-76-9

60-24-2

~86%

5684-31-1

Literature: Perio, Bertrand; Dozias, Marie-Joelle; Hamelin, Jack Organic Process Research and Development, 1998 , vol. 2, # 6 p. 428 - 430

65225-58-3

67-64-1

~72%

5684-31-1

Literature: Tanimoto, Shigeo; Jo, Shigeo; Sugimoto, Toyonari; Okano, Masaya Bulletin of the Chemical Society of Japan, 1981 , vol. 54, # 10 p. 3237 - 3238

Precursor 4
67-64-1 60-24-2 77-76-9 65225-58-3
DownStream 5
40811-49-2 67-64-1 1822-73-7 625-54-7
54498-67-8

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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