O,O-dimethylamidothiophosphate

Modify Date: 2026-07-06 12:18:35

O,O-dimethylamidothiophosphate Structure
O,O-dimethylamidothiophosphate structure
Common Name O,O-dimethylamidothiophosphate
CAS Number 17321-47-0 Molecular Weight 141.12900
Density 0.925 g/cm3 Boiling Point 150ºC (5 mmHg)
Molecular Formula C2H8NO2PS Melting Point 26-30ºC
MSDS N/A Flash Point 110ºC

Summary: O,O-Dimethyl phosphoramidothioate, Chinese name: O,O-二甲基硫代磷酰胺, English name: O,O-dimethylamidothiophosphate, CAS number: 17321-47-0, molecular formula: C2H8NO2PS, molecular weight: 141.12900. It is a pale yellow or colorless transparent liquid, melting point 26-30℃, boiling point 150℃ (5 mmHg), density 0.925 g/cm3. 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,O-Dimethyl phosphoramidothioate
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 0.925 g/cm3
Boiling Point 150ºC (5 mmHg)
Melting Point 26-30ºC
Molecular Formula C2H8NO2PS
Molecular Weight 141.12900
Flash Point 110ºC
Exact Mass 141.00100
PSA 86.38000
LogP 1.81330
Vapour Pressure 0.000683mmHg at 25°C
InChIKey NKYPKIVMIGIWOB-UHFFFAOYSA-N
SMILES COP(N)(=S)OC
Storage condition 2~8℃

 MSDS

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

Material Safety Data Sheet

Section1. Identification of the substance
Product Name: O,O-Dimethyl phosphoramidothioate
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

Section3. Composition/information on ingredients.
Ingredient name:O,O-Dimethyl phosphoramidothioate
CAS number:17321-47-0

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels, refrigerated.
Storage:

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
Boiling point:No data
No data
Melting point:
Flash point:No data
Density:No data
Molecular formula:C2H8NO2PS
Molecular weight:141.1

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, sulfur oxides.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

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

Hazard Codes C:Corrosive;
Risk Phrases R34
Safety Phrases S26-S37-S61-S60
RIDADR UN 3077 9/PG 3
WGK Germany 2
RTECS WZ6475000
Packaging Group III
HS Code 2929909090

 Synthetic Route

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

~99%

O,O-dimethylamidothiophosphate Structure

O,O-dimethylami...

CAS#:17321-47-0

Learn More
Literature: Ghadimi; Asad-Samani; Ebrahimi-Valmoozi Journal of the Iranian Chemical Society, 2011 , vol. 8, # 3 p. 717 - 726

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O,O-dimethylamidothiophosphate Structure

O,O-dimethylami...

CAS#:17321-47-0

Learn More
Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , p. 1646 - 1655

 Customs

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

HS Code 2929909090
Summary 2929909090 other compounds with other nitrogen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 O,O-dimethylamidothiophosphateBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344
Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS233
Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS898
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 Synonyms

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

O,O-Dimethylthiophosphorylamide
O,O-Dimethyl thiophosphoramidate
O,O-DimethylPhosphoramidothionate
Thiophosphorsaeure-O,O-dimethylesteramid
O,O-Dimethyl Phosphoroamido Thioate
EINECS 241-342-2
O,O-Dimethylthiophosphorsaeure-amid
O,O-DIMETHYL THIOPHORAMIDOTHIONATE
dimethoxythiophosphorylamine
O,O-Dimethyl-thiophosphorsaeureesteramid
O,O-dimethylamidothiophosphate
E-118 amide

 O,O-dimethylamidothiophosphate | FAQ

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

Q: What are the upstream materials of O,O-Dimethyl phosphoramidothioate?
A: Related upstream materials(CAS) of O,O-Dimethyl phosphoramidothioate: 2524-03-0;124-41-4;65960-90-9.
Q: What is the molecular weight of O,O-Dimethyl phosphoramidothioate?
A: Molecular weight of O,O-Dimethyl phosphoramidothioate is 141.12900.
Q: What is the InChIKey of O,O-Dimethyl phosphoramidothioate?
A: InChIKey of O,O-Dimethyl phosphoramidothioate is NKYPKIVMIGIWOB-UHFFFAOYSA-N.
Q: What is the SMILES notation of O,O-Dimethyl phosphoramidothioate?
A: SMILES notation of O,O-Dimethyl phosphoramidothioate is COP(N)(=S)OC.
Q: What is the boiling point of O,O-Dimethyl phosphoramidothioate?
A: Boiling point of O,O-Dimethyl phosphoramidothioate is 150ºC (5 mmHg).
Q: What is the English name of O,O-Dimethyl phosphoramidothioate?
A: The English name of O,O-Dimethyl phosphoramidothioate is O,O-Dimethyl phosphoramidothioate.
Q: What is the CAS number of O,O-Dimethyl phosphoramidothioate?
A: CAS number of O,O-Dimethyl phosphoramidothioate is 17321-47-0.
Q: What is the safety information for O,O-Dimethyl phosphoramidothioate?
A: Safety information for O,O-Dimethyl phosphoramidothioate: S26-S37-S61-S60.
Q: What is the molecular formula of O,O-Dimethyl phosphoramidothioate?
A: Molecular formula of O,O-Dimethyl phosphoramidothioate is C2H8NO2PS.
Q: What English synonyms does O,O-Dimethyl phosphoramidothioate have?
A: English synonyms of O,O-Dimethyl phosphoramidothioate: O,O-Dimethylthiophosphorylamide, O,O-Dimethyl thiophosphoramidate, O,O-DimethylPhosphoramidothionate, Thiophosphorsaeure-O,O-dimethylesteramid, O,O-Dimethyl Phosphoroamido Thioate, EINECS 241-342-2, O,O-Dimethylthiophosphorsaeure-amid, O,O-DIMETHYL THIOPHORAMIDOTHIONATE, dimethoxythiophosphorylamine, O,O-Dimethyl-thiophosphorsaeureesteramid, O,O-dimethylamidothiophosphate, E-118 amide.

 O,O-dimethylamidothiophosphatefactory

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.
Henan Tianfu Chemical Co., Ltd.
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