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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Environmental fate & pathways

Phototransformation in air

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Administrative data

Endpoint:
phototransformation in air
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method

Data source

Reference
Reference Type:
other: modeling
Title:
No information
Author:
EPI Suite
Year:
2011
Bibliographic source:
EPI SUMMARY (v4.00)

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
AOP Program (v1.92):
===========================
SMILES : N(CCOCCN(C)C)(C)C
CHEM : 2,2'-Oxybis(N,N-dimethyl ethanamine)
MOL FOR: C8 H20 N2 O1
MOL WT : 160.26
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N,N',N'-tetramethyl-2,2'-oxybis(ethylamine)
EC Number:
221-220-5
EC Name:
N,N,N',N'-tetramethyl-2,2'-oxybis(ethylamine)
Cas Number:
3033-62-3
Molecular formula:
C8H20N2O
IUPAC Name:
{2-[2-(dimethylamino)ethoxy]ethyl}dimethylamine
Test material form:
liquid

Study design

Estimation method (if used):
PHOTOCHEMICAL REACTION WITH OH RADICALS
- Concentration of OH radicals: 1.5E6 OH/cm3 (12-hr day)
- Degradation rate constant: 211.8782 E-12 cm3/molecule-sec
- Temperature for which rate constant was calculated: 25 deg C
- Computer programme: AOP Program (v1.92)
- Other:

Results and discussion

Any other information on results incl. tables

AOP Program (v1.92) Results:

===========================

------------------- SUMMARY (AOP v1.92): HYDROXYL RADICALS (25 deg C) --------

Hydrogen Abstraction      = 79.8782 E-12 cm3/molecule-sec

Reaction with N, S and -OH = 132.0000 E-12 cm3/molecule-sec

Addition to Triple Bonds  =  0.0000 E-12 cm3/molecule-sec

Addition to Olefinic Bonds =  0.0000 E-12 cm3/molecule-sec

Addition to Aromatic Rings =  0.0000 E-12 cm3/molecule-sec

Addition to Fused Rings   =  0.0000 E-12 cm3/molecule-sec

 

OVERALL OH Rate Constant = 211.8782 E-12 cm3/molecule-sec

HALF-LIFE =    0.050 Days (12-hr day; 1.5E6 OH/cm3)

HALF-LIFE =    0.606 Hrs

------------------- SUMMARY (AOP v1.91): OZONE REACTION (25 deg C) -----------

 

****** NO OZONE REACTION ESTIMATION ******

(ONLY Olefins and Acetylenes are Estimated)

 

Experimental Database: NO Structure Matches

Fraction sorbed to airborne particulates (phi):

1.92E-006 (Junge-Pankow, Mackay avg)

0.000371 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

 

Applicant's summary and conclusion