Tetraacetylethylenediamine (TAED) 10543-57-4

Identification of the substance or preparation

Name of product:

N,N'-ethylenebis[N-acetylacetamide]

Use of the substance/preparation

Chemical basic material.

For industrial purposes only

Company/undertaking identification

Company name:

Street/POB-No.:

State/city /postal code:

Telephone:

Tele fax:

Dept. responsible f or information:

Emergency telephone

2. Hazards identification

Classification according to directive 67/548/EEC:

This substance is classified as not hazardous.

Classification according EC regulation 1272/2008 (CLP):

This substance is classified as not hazardous.

Critical hazard to man and environment:

Warning - substance not yet tested completely.

3. Composition/information on ingredients

Chemical characterization (substance)

C10 H16 N2 O4 = (COCH3)2-N-CH2-CH2-N-(COCH3)2

(en-GB)

Revision  :2019-4-26

Date of first version:

2010-4-26

N,N'-ethylenebis[N-acetylacetamide]

Version 1 /Page 2 of 6

CAS-Number:

10543-57-4

234-123-8

EINECS-Number:

4. First aid measures

Following inhalation:

After skin contact:

After eye contact:

Provide fresh air. Consult physician.

Wash with plenty of soap and water. In case of skin reactions, consult a physician.

Immediately flush eyes with plenty of flowing water for 10 to 15 minutes holding

eyelids apart. In case of eye irritation consult an ophthalmologist.

Rinse mouth with water. Consult physician.

After swallowing:

5. Fire fighting measures

Suitable extinguishing media:

Water fog, foam, extinguishing powder, carbon dioxide.

Special exposure hazards arising from the substance or preparation itself , its combustion products or from resulting gases:

Can  be released  in  case of  fire:  Carbon  monoxide and  carbon  dioxide,  nitrogen

oxides (NOx).

Special protective equipment for fire-fighters:

Wear self-contained breathing apparatus. Wear suitable protective clothing.

Additional information:

Hazchem-Code: -

Do not allow fire water to penetrate into surface or ground water.

6. Accidental release measures

Personal precautions:

Avoid contact with the substance. Do not inhale substance. Avoid generation of dust.

Environmental precautions:     Do not allow to penetrate into soil, waterbodies or drains.

Methods for cleaning up:

Collect dry and place in appropriate containers for disposal, cleaning.

7. Handling and storage

Handling

Information for safe handling:

Avoid contact with skin and eyes. Do not inhale substance. In case of dust: Provide

adequate ventilation, and local exhaust as needed.

(en-GB)

Revision:    2019-4-26

Date of first version:

2010-4-26

N,N'-ethylenebis[N-acetylacetamide]

Version 1 /Page 3 of 6

Storage

Requirements for storerooms and containers:

Store container tightly closed in a dry and cool place.

Storage class:

11= Combustible solids

8. Exposure controls / Personal protection equipment

Exposure controls

Dust should be vacuumed up immediately at the place it occurs.

See also inf ormation in chapter 7, section storage.

Occupational exposure controls

Respiratory protection:

In case of dust:

Particulates filter P1 according to EN 143.

Protective gloves according to EN 374.

Hand protection:

Observe glove manufacturer's instructions concerning penetrability and breakthrough

time.

Eye protection:

Skin protection:

Tightly sealed safety glasses according to EN 166.

Wear suitable protective clothing.

General protection and hygiene measures:

Change contaminated clothing. After work, wash hands and face.

9. Physical and chemical properties

Appearance

Physical state:

Colour:

solid (Powder)

white up to beige

weak

Odour:

Important health, safety and environmental information

Boiling temperature / boiling range

Melting point / melting range

Ignition temperature

140 °C (2 hPa)

149 - 154 °C

425 °C

Density :

0,9 g/cm

Solubility in water:

at 20 °C: approx. 1 g/L

Distribution coef f icient (n-octanol /

water):

-1,8 log P(o/w)

Bio-accumulation is not to be expected (log P(o/w) <1).

Additional information

Molecular weight: 228,25 g/mol.

(en-GB)

Revision: 2019-4-26

Date of first version:

2010-4-26

N,N'-ethylenebis[N-acetylacetamide]

Version 1 /Page 4 of 6

10. Stability and reactivity

Conditions to avoid:

Metals, strong oxidizing agents, acids, bases.

Hazardous decomposition products:

Can be released in case of fire: Carbon monoxide and carbon dioxide, nitrogen

oxides (NOx).

Additional information:

Product is stable under normal conditions.

11. Toxicological information

Toxicological Tests:

Acute toxicity :

LD50 Rat, oral: > 2000 mg/kg

May cause irritations.

Following inhalation:

After swallowing:

Can damage your health.

May cause irritations.

After skin contact:

After eye contact:

General remarks

May cause irritations.

Bacteriological mutagenicity: Ames test negative.

Warning - substance not yet tested completely.

12. Ecological information

Ecotoxicity

Aquatoxicity :

Daphnia toxicity:

EC50 Daphnia: > 800 mg/L/96h (OECD 203).

Fish toxicity:

LC50 zebrafish: > 500 mg/L/48h.

1 = mild water pollutant (WGK catalog number 1268)

Water Hazard Class:

Details of elimination

Further details:

Biodegradability:

Product is easily biodegradable.

Bioaccumulative potential

Distribution coef f icient (n-octanol / water):

-1,8 log P(o/w)

Bio-accumulation is not to be expected (log P(o/w) <1).

Additional ecological information

Do not empty into drains.

General information:

(en-GB)