TNPP (Tris(nonylphenyl)-phosphate)

Source of the photo
unknown
Author of the description
BME ABÉT

NAME, CHARACTERISTICS

Name
IUPAC name

TNPP (Tris(nonylphenyl)-phosphate)

Molecule group

 

CAS No

26523-78-4

Molecular formula

C45H69O3P

Chemical structure

 

Appearance

liquid

USE AND EFFECTS

Utilisation

Stabilizer in rubber and plastic industry. [RAC]

Secondary antioxidant in polimers [RAC].

Primer effect (purpouse)

 

Side effects

 

PHYSICAL-CHEMICAL PROPERTIES

Molecular mass

689 [RAC]

Density

0,98 g/mL [RAC]

Melting point

6±3 oC [RAC]

Boiling point

322 oC [RAC]

Steam pressure

0,058 Pa (25 oC) [RAC]

Water solubility

0,05 g/mL [RAC]

Stability

 

Hydrolysis

 

Phisical, chemical and biological constants

H, Henry-constant

66,1 Pa m3 mol-1 [RAC]

kow

logP = 20 (QSAR) [RAC]

koc

 

pKa

 

BCF, bioconcentration factor

3,162 L/kg [RAC]

Environmental fate and behaviour

Abiotic degradation

and metabolites

Degradation in the atmosphere by OH photocemichal path fotokémiai úton keletkezett OH gyökök által, féléletidő: 0,32 nap [RAC].

In water hydrolises to nonilphenol Half-life: 1,6–4,4 days [RAC]

Biodegradation 

and metabolites

Less than 4% degradation after 28 days in water. No data for soil.  Hard to degrade. [RAC]

Environmental quality criteria

HU limit value for subsurface wasters (groundwater)

MPC - Max Permissible Conc.

NC –Negligible Concentration

MCL - Maximum Contaminant Level: The highest level of a contaminant allowed in drinking water.

EQS-Environmnetal Quality Standard

MAC- Maximum Allowable Conc.

 

ENVIRONMENTAL CONCENTRATION (measured)

Measured in Danube, Hungary

 

ADVERSE EFFECTS ON HUMANS 

General effects

 

Metabolism, secretion

 

Endocrine disruptor?

 

Immundisruptor?

 

Tissue lesion?

 

Mutagenic?

No [RAC]

Carcinogenic

Few data [RAC]

Reprotoxic, teratogenic?

Few data [RAC]

ADVERSE EFFECT ON ECOSYSTEM

Ecological risk

Chronic toxicity (lowest data) (NOEC, LOEC)

 LC50 (48 h, fish, Brachydanio rerio) = 16 mg/L [RAC]

LC50 (48 h, fish, Leuciscus idus) = 7,1 mg/L [RAC]

EC50 (48 h, Daphnia magna) = 0,42 mg/L [RAC]

 

NOEC (72 h, alga, Scenedesmus capricornutum) = 100 mg/L [RAC]

Human health risk

Acute toxicity (lowest data)  (LD50)

 

 

Chronic toxicity (lowest data)  (NOEL, LOEL)

 

 


OTHERS

Remarks