O-Methylhydroxylamine

Modify Date: 2026-07-02 09:04:05

O-Methylhydroxylamine Structure
O-Methylhydroxylamine structure
Common Name O-Methylhydroxylamine
CAS Number 67-62-9 Molecular Weight 47.05650
Density 0.854 g/cm3 Boiling Point 49.5ºC at 760 mmHg
Molecular Formula CH5NO Melting Point 149 - 152ºC
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name O-Methylhydroxylamine
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 0.854 g/cm3
Boiling Point 49.5ºC at 760 mmHg
Melting Point 149 - 152ºC
Molecular Formula CH5NO
Molecular Weight 47.05650
Exact Mass 47.03710
PSA 35.25000
LogP 0.20680
Index of Refraction 1.353
InChIKey GMPKIPWJBDOURN-UHFFFAOYSA-N
SMILES CON

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NC3850000
CHEMICAL NAME :
Hydroxylamine, O-methyl-
CAS REGISTRY NUMBER :
67-62-9
BEILSTEIN REFERENCE NO. :
1098249
LAST UPDATED :
199709
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C-H5-N-O
MOLECULAR WEIGHT :
47.07
WISWESSER LINE NOTATION :
ZO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Microorganism - not otherwise specified
DOSE/DURATION :
1 mol/L
REFERENCE :
SOGEBZ Soviet Genetics. English translation of GNKAA5. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) V.2- 1966- Volume(issue)/page/year: 9,1019,1973

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

RIDADR UN 1760
Packaging Group II

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Hydroxylamine,O-methyl
Methoxylamine
Hydroxylamine methyl ether
methoxylamine hydrochloride
N-methoxyamine
d-methoxy amine
CH3ONH2
Methoxyamine
omethylhydroxylamine
EINECS 200-660-1

 O-Methylhydroxylamine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of O-Methylhydroxylamine?
A: CAS number of O-Methylhydroxylamine is 67-62-9.
Q: What is the boiling point of O-Methylhydroxylamine?
A: Boiling point of O-Methylhydroxylamine is 49.5ºC at 760 mmHg.
Q: What is the English name of O-Methylhydroxylamine?
A: The English name of O-Methylhydroxylamine is O-Methylhydroxylamine.
Q: What is the melting point of O-Methylhydroxylamine?
A: Melting point of O-Methylhydroxylamine is 149 - 152ºC.
Q: What is the SMILES notation of O-Methylhydroxylamine?
A: SMILES notation of O-Methylhydroxylamine is CON.
Q: What are the downstream products of O-Methylhydroxylamine?
A: Related downstream products(CAS) of O-Methylhydroxylamine: 3871-28-1;593-56-6;93-89-0;4424-16-2;100-46-9;14898-71-6;143076-07-7;462-94-2;50548-43-1.
Q: What is the molecular weight of O-Methylhydroxylamine?
A: Molecular weight of O-Methylhydroxylamine is 47.05650.
Q: What are the upstream materials of O-Methylhydroxylamine?
A: Related upstream materials(CAS) of O-Methylhydroxylamine: 593-56-6;1914-20-1;103621-63-2;622-33-3;13858-85-0;67-56-1;3376-33-8;3376-32-7;72278-08-1;107496-42-4.
Q: What is the LogP of O-Methylhydroxylamine?
A: LogP of O-Methylhydroxylamine is 0.20680.
Q: What is the polar surface area (PSA) of O-Methylhydroxylamine?
A: Polar surface area (PSA) of O-Methylhydroxylamine is 35.25000.

 O-Methylhydroxylaminefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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