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2781-11-5 structure, C9H22NO5P
Diethyl bis(2-hydroxyethyl)aminomethylphosphonate
CAS No.: 2781-11-5 Formula: C9H22NO5P Molecular Weight: 255.24800
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Diethyl bis(2-hydroxyethyl)aminomethylphosphonate

CAS No.:

2781-11-5

Formula:

C9H22NO5P

Molecular Weight: 255.24800
Suppliers: All (23) China Suppliers (12) Price Available (1) Contractor(0)

Basic Info

Chemical Name

Diethyl bis(2-hydroxyethyl)aminomethylphosphonate

Synonyms

Diethyl [(diethanolamino)methyl]phosphonate; DIETHYL BIS-(2-HYDROXYETHYL)-AMINOMETHYLPHOSPHONATE;

CAS No.

2781-11-5

Molecular Formula

C9H22NO5P

Molecular Weight

255.24800

PSA

89.04000

LogP

0.49660

Numbering system

EINECS number 220-482-8

Properties

Appearance & Physical State

Clear Yellow-amber Liquid

Density

1.18 g/cm3

Boiling Point

398.8ºC at 760 mmHg

Flash Point

195ºC

Refractive Index

1.4649 (25ºC)

Vapor Pressure

5.11E-08mmHg at 25°C

SDS 1.0

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SDS 1.0

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SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name Diethyl bis(2-hydroxyethyl)aminomethylphosphonate

1.2 Other means of identification

Product number -
Other names Diethyl [(diethanolamino)methyl]phosphonate

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only. Flame retardants
Uses advised against no data available

1.4 Supplier's details

Company MOLBASE (Shanghai) Biotechnology Co., Ltd.
Address Floor 4 & 5, Building 12, No. 1001 North Qinzhou Road,
Xuhui District, Shanghai, China
Telephone +86(21)64956998
Fax +86(21)54365166

1.5 Emergency phone number

Emergency phone number +86-400-6021-666
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

2.Hazard identification

2.1 Classification of the substance or mixture

Skin sensitization, Category 1

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Warning

Hazard statement(s)

H317 May cause an allergic skin reaction

Precautionary statement(s)
Prevention

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

P272 Contaminated work clothing should not be allowed out of the workplace.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

Response

P302+P352 IF ON SKIN: Wash with plenty of water/...

P333+P313 If skin irritation or rash occurs: Get medical advice/attention.

P321 Specific treatment (see ... on this label).

P362+P364 Take off contaminated clothing and wash it before reuse.

Storage

none

Disposal

P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification

none

3.Composition/information on ingredients

3.1 Substances

Chemical name Common names and synonyms CAS number EC number Concentration
Diethyl bis(2-hydroxyethyl)aminomethylphosphonate Diethyl bis(2-hydroxyethyl)aminomethylphosphonate 2781-11-5 none 100%

4.First-aid measures

4.1 Description of necessary first-aid measures

General advice

Consult a physician. Show this safety data sheet to the doctor in attendance.

If inhaled

If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.

In case of skin contact

Wash off with soap and plenty of water. Consult a physician.

In case of eye contact

Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.

If swallowed

Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.

4.2 Most important symptoms/effects, acute and delayed

no data available

4.3 Indication of immediate medical attention and special treatment needed, if necessary

Basic treatment: Establish a patent airway. Suction if necessary. Watch for signs of respiratory insufficiency and assist ventilations if needed. Administer oxygen by nonrebreather mask at 10 to 15 L/min. Monitor for pulmonary edema and treat if necessary ... . Monitor for shock and treat if necessary ... . Anticipate seizures and treat if necessary ... . For eye contamination, flush eyes immediately with water. Irrigate each eye continuously with normal saline during transport ... . Do not use emetics. For ingestion, rinse mouth and administer 5 ml/kg up to 200 ml of water for dilution if the patient can swallow, has a strong gag reflex, and does not drool ... . Cover skin burns with dry sterile dressings after decontamination ... . /Poison A and B/

5.Fire-fighting measures

5.1 Extinguishing media

Suitable extinguishing media

Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.

5.2 Specific hazards arising from the chemical

no data available

5.3 Special protective actions for fire-fighters

Wear self-contained breathing apparatus for firefighting if necessary.

6.Accidental release measures

6.1 Personal precautions, protective equipment and emergency procedures

Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8.

6.2 Environmental precautions

Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided.

6.3 Methods and materials for containment and cleaning up

Pick up and arrange disposal. Sweep up and shovel. Keep in suitable, closed containers for disposal.

7.Handling and storage

7.1 Precautions for safe handling

Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Avoid exposure - obtain special instructions before use.Provide appropriate exhaust ventilation at places where dust is formed. For precautions see section 2.2.

7.2 Conditions for safe storage, including any incompatibilities

Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

8.Exposure controls/personal protection

8.1 Control parameters

Occupational Exposure limit values

no data available

Biological limit values

no data available

8.2 Appropriate engineering controls

Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.

8.3 Individual protection measures, such as personal protective equipment (PPE)

Eye/face protection

Safety glasses with side-shields conforming to EN166. Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).

Skin protection

Wear impervious clothing. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique(without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.

Respiratory protection

Wear dust mask when handling large quantities.

Thermal hazards

no data available

9.Physical and chemical properties

Physical state Clear Yellow-amber Liquid
Colour Dark amber liquid
Odour no data available
Melting point/ freezing point no data available
Boiling point or initial boiling point and boiling range 398.8ºC at 760 mmHg
Flammability no data available
Lower and upper explosion limit / flammability limit no data available
Flash point 195ºC
Auto-ignition temperature no data available
Decomposition temperature no data available
pH no data available
Kinematic viscosity 170 mPa-s at 25°C
Solubility In water, 900 g/L at 25°C[US EPA; High Production Volume (HPV) Challenge Program. The HPV Voluntary Challenge Chemical List. Robust Summaries and Test Plans. Phosphonic Acid, [
Partition coefficient n-octanol/water (log value) log Kow = -0.72 at 25°C[US EPA; High Production Volume (HPV) Challenge Program. The HPV Voluntary Challenge Chemical List. Robust Summaries and Test Plans. Phosphonic Acid, [
Vapour pressure 5.11E-08mmHg at 25°C
Density and/or relative density 1.18 g/cm3
Relative vapour density no data available
Particle characteristics no data available

10.Stability and reactivity

10.1 Reactivity

no data available

10.2 Chemical stability

Stable under recommended storage conditions.

10.3 Possibility of hazardous reactions

no data available

10.4 Conditions to avoid

no data available

10.5 Incompatible materials

no data available

10.6 Hazardous decomposition products

no data available

11.Toxicological information

Acute toxicity

  • Oral: LD50 Rat (Sprague-Dawley) oral >5000 mg/kg
  • Inhalation: no data available
  • Dermal: no data available

Skin corrosion/irritation

no data available

Serious eye damage/irritation

no data available

Respiratory or skin sensitization

no data available

Germ cell mutagenicity

no data available

Carcinogenicity

no data available

Reproductive toxicity

no data available

STOT-single exposure

no data available

STOT-repeated exposure

no data available

Aspiration hazard

no data available

12.Ecological information

12.1 Toxicity

  • Toxicity to fish: LC50 Salmo gairdneri (Rainbow trout) >10,000 mg/L/96 hr; static, hardness 216-242 mg CaCO3/L, pH 7.08-8.32, temperature 14.1-15.0.deg C.
  • Toxicity to daphnia and other aquatic invertebrates: no data available
  • Toxicity to algae: no data available
  • Toxicity to microorganisms: no data available

12.2 Persistence and degradability

AEROBIC: Diethyl ((diethanolamino)methyl) phosphonate at concentrations of 10 and 20 mg/L was found to biodegrade 15 and 19%, respectively, after 28 days in a modified Sturm test using activated sludge from a municipal sewage treatment plant(1).[(1) US EPA; High Production Volume (HPV) Challenge Program. The HPV Voluntary Challenge Chemical List. Robust Summaries and Test Plans. Phosphonic Acid, [

12.3 Bioaccumulative potential

An estimated BCF of 3.2 was calculated for diethyl ((diethanolamino)methyl) phosphonate(SRC), using a log Kow of -0.72(1) and a regression-derived equation(2). According to a classification scheme(3), this BCF suggests the potential for bioconcentration in aquatic organisms is low(SRC).[(1) US EPA; High Production Volume (HPV) Challenge Program. The HPV Voluntary Challenge Chemical List. Robust Summaries and Test Plans. Phosphonic Acid, [

12.4 Mobility in soil

The Koc of diethyl ((diethanolamino)methyl) phosphonate is estimated as 9.7(SRC), using a log Kow of -0.72(1) and a regression-derived equation(2). According to a classification scheme(3), this estimated Koc value suggests that diethyl ((diethanolamino)methyl) phosphonate is expected to have very high mobility in soil. However, the estimated pKa of diethyl ((diethanolamino)methyl) phosphonate is 5.6(4), indicating that this compound is expected to partially exist in the protonated form in the environment, and cations generally adsorb to organic carbon and clay more strongly than their neutral counterparts(5).[(1) US EPA; High Production Volume (HPV) Challenge Program. The HPV Voluntary Challenge Chemical List. Robust Summaries and Test Plans. Phosphonic Acid, [

12.5 Other adverse effects

no data available

13.Disposal considerations

13.1 Disposal methods

Product

The material can be disposed of by removal to a licensed chemical destruction plant or by controlled incineration with flue gas scrubbing. Do not contaminate water, foodstuffs, feed or seed by storage or disposal. Do not discharge to sewer systems.

Contaminated packaging

Containers can be triply rinsed (or equivalent) and offered for recycling or reconditioning. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill. Controlled incineration with flue gas scrubbing is possible for combustible packaging materials.

14.Transport information

14.1 UN Number

ADR/RID: no data available IMDG: no data available IATA: no data available

14.2 UN Proper Shipping Name

ADR/RID: no data available
IMDG: no data available
IATA: no data available

14.3 Transport hazard class(es)

ADR/RID: no data available IMDG: no data available IATA: no data available

14.4 Packing group, if applicable

ADR/RID: no data available IMDG: no data available IATA: no data available

14.5 Environmental hazards

ADR/RID: no IMDG: no IATA: no

14.6 Special precautions for user

no data available

14.7 Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code

no data available

15.Regulatory information

15.1 Safety, health and environmental regulations specific for the product in question

Chemical name Common names and synonyms CAS number EC number
Diethyl bis(2-hydroxyethyl)aminomethylphosphonate Diethyl bis(2-hydroxyethyl)aminomethylphosphonate 2781-11-5 none
European Inventory of Existing Commercial Chemical Substances (EINECS) Listed.
EC Inventory Listed.
United States Toxic Substances Control Act (TSCA) Inventory Listed.
China Catalog of Hazardous chemicals 2015 Not Listed.
New Zealand Inventory of Chemicals (NZIoC) Listed.
Philippines Inventory of Chemicals and Chemical Substances (PICCS) Listed.
Vietnam National Chemical Inventory Not Listed.
Chinese Chemical Inventory of Existing Chemical Substances (China IECSC) Listed.

16.Other information

Information on revision

Creation Date Aug 17, 2017
Revision Date Aug 17, 2017

Abbreviations and acronyms

  • CAS: Chemical Abstracts Service
  • ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
  • RID: Regulation concerning the International Carriage of Dangerous Goods by Rail
  • IMDG: International Maritime Dangerous Goods
  • IATA: International Air Transportation Association
  • TWA: Time Weighted Average
  • STEL: Short term exposure limit
  • LC50: Lethal Concentration 50%
  • LD50: Lethal Dose 50%
  • EC50: Effective Concentration 50%

References

  • IPCS - The International Chemical Safety Cards (ICSC), website: http://www.ilo.org/dyn/icsc/showcard.home
  • HSDB - Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm
  • IARC - International Agency for Research on Cancer, website: http://www.iarc.fr/
  • eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website: http://www.echemportal.org/echemportal/index?pageID=0&request_locale=en
  • CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple
  • ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp
  • ERG - Emergency Response Guidebook by U.S. Department of Transportation, website: http://www.phmsa.dot.gov/hazmat/library/erg
  • Germany GESTIS-database on hazard substance, website: http://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp
  • ECHA - European Chemicals Agency, website: https://echa.europa.eu/

Disclaimer: The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. We as supplier shall not be held liable for any damage resulting from handling or from contact with the above product.
1H NMR : PredictExpand

NMR Spectrum 1H NMR : Predict

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2781-11-5 NMR spectrum
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Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
Oral LD - Lethal dose Rodent - rat >5 gm/kg 1.Details of toxic effects not reported other than lethal dose value
Administration onto the skin LD - Lethal dose Rodent - rat >5 gm/kg 1.Details of toxic effects not reported other than lethal dose value
Oral LD - Lethal dose Rodent - rabbit >5 gm/kg 1.Details of toxic effects not reported other than lethal dose value
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