tetraethyl ethylenediphosphonate

Modify Date: 2026-07-21 14:27:12

tetraethyl ethylenediphosphonate Structure
tetraethyl ethylenediphosphonate structure
Common Name tetraethyl ethylenediphosphonate
CAS Number 995-32-4 Molecular Weight 302.24100
Density 1.146 g/mL at 25 °C(lit.) Boiling Point 200-202 °C14 mm Hg(lit.)
Molecular Formula C10H24O6P2 Melting Point N/A
MSDS N/A Flash Point >110°C

 Names

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

Name tetraethyl ethylenediphosphonate
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 1.146 g/mL at 25 °C(lit.)
Boiling Point 200-202 °C14 mm Hg(lit.)
Molecular Formula C10H24O6P2
Molecular Weight 302.24100
Flash Point >110°C
Exact Mass 302.10500
PSA 90.68000
LogP 3.51860
Index of Refraction n20/D 1.444(lit.)
InChIKey RSQYXXACEZCDFS-UHFFFAOYSA-N
SMILES CCOP(=O)(CCP(=O)(OCC)OCC)OCC

 MSDS

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

Name: Tetraethyl ethylenediphosphonate 95% Material Safety Data Sheet
Synonym:
CAS: 995-32-4
Section 1 - Chemical Product MSDS Name:Tetraethyl ethylenediphosphonate 95% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
995-32-4 Tetraethyl ethylenediphosphonate 95% 213-625-0
Hazard Symbols: XI
Risk Phrases: 36/37/38

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation.
Ingestion:
May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
Inhalation:
Causes respiratory tract irritation.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container.

Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 995-32-4: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Granules
Color: colorless
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 200 - 202 deg C @ 1
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: > 110 deg C (> 230.00 deg F)
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density: 1.1460g/cm3
Molecular Formula: [-CH2P(O)(OC2H5)2]2
Molecular Weight: 302.25

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, oxides of phosphorus, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 995-32-4 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Tetraethyl ethylenediphosphonate - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION


Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 37/39 Wear suitable gloves and eye/face
protection.
WGK (Water Danger/Protection)
CAS# 995-32-4: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 995-32-4 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 995-32-4 is not listed on the TSCA inventory.
It is for research and development use only.


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 Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
WGK Germany 3
HS Code 2915900090

 Synthetic Route

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

 Customs

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

HS Code 2915900090
Summary 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

 Synonyms

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

MFCD00015133
EINECS 213-625-0
1,2-bis(diethoxyphosphoryl)ethane

 tetraethyl ethylenediphosphonate | 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 tetraethyl ethylenediphosphonate?
A: Polar surface area (PSA) of tetraethyl ethylenediphosphonate is 90.68000.
Q: What English synonyms does tetraethyl ethylenediphosphonate have?
A: English synonyms of tetraethyl ethylenediphosphonate: MFCD00015133, EINECS 213-625-0, 1,2-bis(diethoxyphosphoryl)ethane.
Q: What is the molecular formula of tetraethyl ethylenediphosphonate?
A: Molecular formula of tetraethyl ethylenediphosphonate is C10H24O6P2.
Q: What are the downstream products of tetraethyl ethylenediphosphonate?
A: Related downstream products(CAS) of tetraethyl ethylenediphosphonate: 5518-62-7;6145-31-9.
Q: What is the safety information for tetraethyl ethylenediphosphonate?
A: Safety information for tetraethyl ethylenediphosphonate: S26-S36.
Q: What is the SMILES notation of tetraethyl ethylenediphosphonate?
A: SMILES notation of tetraethyl ethylenediphosphonate is CCOP(=O)(CCP(=O)(OCC)OCC)OCC.
Q: What is the InChIKey of tetraethyl ethylenediphosphonate?
A: InChIKey of tetraethyl ethylenediphosphonate is RSQYXXACEZCDFS-UHFFFAOYSA-N.
Q: What are the upstream materials of tetraethyl ethylenediphosphonate?
A: Related upstream materials(CAS) of tetraethyl ethylenediphosphonate: 4851-53-0;106-93-4;122-52-1;20408-22-4;1606-75-3;7598-61-0;682-30-4;762-04-9.
Q: What is the CAS number of tetraethyl ethylenediphosphonate?
A: CAS number of tetraethyl ethylenediphosphonate is 995-32-4.
Q: What is the LogP of tetraethyl ethylenediphosphonate?
A: LogP of tetraethyl ethylenediphosphonate is 3.51860.

 tetraethyl ethylenediphosphonatefactory

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.
Zhongshan Xingrui Chemical Co. , Ltd.
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