O-2-Propynylhydroxylaminehydrochloride

Modify Date: 2026-07-14 11:38:11

O-2-Propynylhydroxylaminehydrochloride Structure
O-2-Propynylhydroxylaminehydrochloride structure
Common Name O-2-Propynylhydroxylaminehydrochloride
CAS Number 21663-79-6 Molecular Weight 107.539
Density N/A Boiling Point N/A
Molecular Formula C3H6ClNO Melting Point N/A
MSDS N/A Flash Point N/A

Summary: O-prop-2-ynylhydroxylamine hydrochloride (Chinese name: O-2-丙炔羟胺盐酸盐, CAS number: 21663-79-6), molecular formula C3H6ClNO, molecular weight 107.539. For research-use only, not for medical or clinical usage.


 Names

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

Name O-prop-2-ynylhydroxylamine,hydrochloride
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.

Molecular Formula C3H6ClNO
Molecular Weight 107.539
Exact Mass 107.013794
PSA 35.25000
LogP 1.01220
InChIKey CEFBXYRCGUITCZ-UHFFFAOYSA-N
SMILES C#CCON.Cl

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

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

Hazard Codes Xn
HS Code 2922199090

 Synthetic Route

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

~80%

O-2-Propynylhydroxylaminehydrochloride Structure

O-2-Propynylhyd...

CAS#:21663-79-6

Learn More
Literature: ChemBioChem, , vol. 11, # 9 p. 1273 - 1279

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  1

DownStream  0

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2922199090
Summary 2922199090. other amino-alcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

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

1-Propyne, 3-(aminooxy)-, hydrochloride (1:1)
propargyloxyamine hydrochloride
Hydroxylamine,O-2-propynyl-,hydrochloride
Prop-2-ynyl-hydroxylamine
O-propargyl hydroxylamine hydrochloride
3-(Aminooxy)-1-propyne hydrochloride (1:1)
[O-(2-propynyl)-hydroxylamine] hydrochloride
O-(prop-2-ynyl)hydroxylamine hydrochloride
O-(prop-2-yn-1-yl)hydroxylamine hydrochloride
O-2-Propynylhydroxylaminehydrochloride

 O-2-Propynylhydroxylaminehydrochloride | FAQ

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

Q: What is the polar surface area (PSA) of O-prop-2-ynylhydroxylamine,hydrochloride?
A: Polar surface area (PSA) of O-prop-2-ynylhydroxylamine,hydrochloride is 35.25000.
Q: What English synonyms does O-prop-2-ynylhydroxylamine,hydrochloride have?
A: English synonyms of O-prop-2-ynylhydroxylamine,hydrochloride: 1-Propyne, 3-(aminooxy)-, hydrochloride (1:1), propargyloxyamine hydrochloride, Hydroxylamine,O-2-propynyl-,hydrochloride, Prop-2-ynyl-hydroxylamine, O-propargyl hydroxylamine hydrochloride, 3-(Aminooxy)-1-propyne hydrochloride (1:1), [O-(2-propynyl)-hydroxylamine] hydrochloride, O-(prop-2-ynyl)hydroxylamine hydrochloride, O-(prop-2-yn-1-yl)hydroxylamine hydrochloride, O-2-Propynylhydroxylaminehydrochloride.
Q: What is the CAS number of O-prop-2-ynylhydroxylamine,hydrochloride?
A: CAS number of O-prop-2-ynylhydroxylamine,hydrochloride is 21663-79-6.
Q: What is the LogP of O-prop-2-ynylhydroxylamine,hydrochloride?
A: LogP of O-prop-2-ynylhydroxylamine,hydrochloride is 1.01220.
Q: What is the InChIKey of O-prop-2-ynylhydroxylamine,hydrochloride?
A: InChIKey of O-prop-2-ynylhydroxylamine,hydrochloride is CEFBXYRCGUITCZ-UHFFFAOYSA-N.
Q: What are the upstream materials of O-prop-2-ynylhydroxylamine,hydrochloride?
A: Related upstream materials(CAS) of O-prop-2-ynylhydroxylamine,hydrochloride: 4616-63-1.
Q: What is the molecular weight of O-prop-2-ynylhydroxylamine,hydrochloride?
A: Molecular weight of O-prop-2-ynylhydroxylamine,hydrochloride is 107.539.
Q: What is the molecular formula of O-prop-2-ynylhydroxylamine,hydrochloride?
A: Molecular formula of O-prop-2-ynylhydroxylamine,hydrochloride is C3H6ClNO.
Q: What is the English name of O-prop-2-ynylhydroxylamine,hydrochloride?
A: The English name of O-prop-2-ynylhydroxylamine,hydrochloride is O-prop-2-ynylhydroxylamine,hydrochloride.
Q: What is the SMILES notation of O-prop-2-ynylhydroxylamine,hydrochloride?
A: SMILES notation of O-prop-2-ynylhydroxylamine,hydrochloride is C#CCON.Cl.

 O-2-Propynylhydroxylaminehydrochloridefactory

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

Shanghai Nianxing Industrial Co., Ltd
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