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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2011-07-13 - 2011-08-26
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
GLP compliance:
no
Type of method:
flask method

Test material

Constituent 1
Chemical structure
Reference substance name:
2-Oxepanone, polymer with 1,4-butanediol
EC Number:
608-670-1
Cas Number:
31831-53-5
Molecular formula:
l(HO(CH2)5CO)-O(CH2)4O-(CO(CH2)5OH)m
IUPAC Name:
2-Oxepanone, polymer with 1,4-butanediol
Details on test material:
Name of test material (as cited in study report): Capa™ 2043
- Substance type: organic
- Physical state: Liquid
- Analytical purity: Mixture(GC purity) 1,4-butandiol 1.7 % , 1,4-butandiol -1ECL 11.1 %, 1,4-butandiol -2ECL 21.6 %, 1,4-butandiol -3ECL 24.8 %, 1,4-butandiol -4ECL 20.6 %, 1,4-butandiol -5ECL 12.9 %, 1,4-butandiol -6ECL 5.9 %, 1,4-butandiol -7ECL 1.6 %
- Lot/batch No: WNI 342 27/1/09 WAC000378
- Stability under test conditions: good
- Storage condition of test material: room temperature

Results and discussion

Water solubilityopen allclose all
Water solubility:
6.7 g/L
Temp.:
20 °C
Remarks on result:
other: Sum of CAPA*; CAPA (0.5g/50ml)
Water solubility:
29 g/L
Temp.:
20 °C
Remarks on result:
other: Sum of CAPA*; CAPA (5g/50ml)
Water solubility:
0.1 g/L
Temp.:
20 °C
Remarks on result:
other: 1,4-butandiol, CAPA (0.5g/50ml)
Water solubility:
0.8 g/L
Temp.:
20
Remarks on result:
other: 1,4- butandiol, CAPA (5g/50ml)

Any other information on results incl. tables

Flask

Water Solubility, g/l

(CAPA 0.5g/50ml)

Water Solubility, g/l

(CAPA 5g/50ml)

1 (3 days)

6.87 (Sum of CAPA*)
0.14 (
1,4-butandiol)

28.6 (Sum of CAPA*)
0.75 (
1,4-butandiol)

1 (6 days)

6.70 (Sum of CAPA*)
0.14 (
1,4-butandiol)

29.5 (Sum of CAPA*)
0.75 (
1,4-butandiol)

1 (9 days)

6.64 (Sum of CAPA*)
0.14 (
1,4-butandiol)

29.2 (Sum of CAPA*)
0.83 (
1,4-butandiol)

*Sum of CAPAis the average value of the three oligomers; from 1,4-butandiol-1ECL to 1,4-butandiol-3ECL.

Flask

pH in water phase(0.5g/50ml)

pH in water phase(5g/50ml)

1 (3 days)

4.4

4.0

1 (6 days)

4.9

3.9

1 (8 days)

4.5

3.9

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information): soluble (1000-10000 mg/L) and very soluble (> 10000 mg/L)
Water solubility at 20°C is 6.7 g/l (0.5g/50ml) and 29 g/l (5g/50ml)
Executive summary:

 

CAPA (0.5g/50ml)

CAPA (5g/50ml)

Component

Concentration (g/l)

Concentration (g/l)

Sum of CAPA*

6.7

29

Sum of CAPA is the average value of the three oligomers; from 1,4-butandiol-1ECL to 1,4-butandiol-3ECL.