1-Methoxy-2,3-dihydro-1H-phosphole 1-oxide

Modify Date: 2025-08-26 14:04:47

1-Methoxy-2,3-dihydro-1H-phosphole 1-oxide structure	Common Name	1-Methoxy-2,3-dihydro-1H-phosphole 1-oxide
	CAS Number	694-66-6	Molecular Weight	132.09800
	Density	1.11g/cm3	Boiling Point	177.1ºC at 760 mmHg
	Molecular Formula	C₅H₉O₂P	Melting Point	N/A
	MSDS	N/A	Flash Point	75.3ºC

Name	1-methoxy-2,3-dihydro-1λ5-phosphole 1-oxide
Synonym	More Synonyms

Density	1.11g/cm3
Boiling Point	177.1ºC at 760 mmHg
Molecular Formula	C₅H₉O₂P
Molecular Weight	132.09800
Flash Point	75.3ºC
Exact Mass	132.03400
PSA	36.11000
LogP	1.82830
Index of Refraction	1.446

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SZ6104000

CHEMICAL NAME :: 2-Phospholene, 1-methoxy-, 1-oxide

CAS REGISTRY NUMBER :: 694-66-6

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H9-O2-P

MOLECULAR WEIGHT :: 132.11

WISWESSER LINE NOTATION :: T5P BUTJ AO1 AO

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 :: 6700 mg/kg

TOXIC EFFECTS :: Autonomic Nervous System - smooth muscle relaxant (mechanism undefined, spasmolytic) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - reactivates cholinesterase

REFERENCE :: PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 7,703,1973

HS Code	2934999090

Methanol

CAS#:67-56-1

butadiene

CAS#:106-99-0

1-Methoxy-2,3-d...

CAS#:694-66-6

Literature: Miyamoto, Yasushi; Yamashita, Mitsuji; Oshikawa, Tatsuo Bulletin of the Chemical Society of Japan, 1992 , vol. 65, # 7 p. 2004 - 2006

Precursor 2
CAS#:67-56-1 Methanol CAS#:106-99-0 butadiene
DownStream 0

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

2-Phospholene,1-methoxy-,1-oxide

1-Methoxy-1-oxo-2-phospholen

1-Methoxy-1-oxo-2-phospholin

1-methoxy-2,3-dihydro-1H-phosphole 1-oxide

1-Methoxy-1-oxo-phospholin

1-methoxy-2,3-dihydro-1

1-Methoxy-2-phospholene 1-oxide

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Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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Precursor & DownStream

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The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.