5,11,17,23,29,35,41,47-octa-tert-butyl-49,50,51,52,53,54,55,56-octahydroxy-2λ⁶,8λ⁶,14λ⁶,20λ⁶,26λ⁶,32λ⁶,38λ⁶,44λ⁶-octathianonacyclo[43.3.1.1³,⁷.1⁹,¹³.1¹⁵,¹⁹.1²¹,²⁵.1²⁷,³¹.1³³,³⁷.1³⁹,⁴³]hexapentaconta-1(49),3,5,7(56),9,11,13(55),15,17,19(54),21(53),22,24,27,29,31(52),33,35,37(51),39(50),40,42,45,47-tetracosaene-2,2,8,8,14,14,20,20,26,26,32,32,38,38,44,44-hexadecone; 5,11,17,23-tetra-tert-butyl-25,26,27,28-tetrahydroxy-2λ⁶,8λ⁶,14λ⁶,20λ⁶-tetrathiapentacyclo[19.3.1.1³,⁷.1⁹,¹³.1¹⁵,¹⁹]octacosa-1(25),3,5,7(28),9,11,13(27),15(26),16,18,21,23-dodecaen-2,2,8,8,14,14,20,20-octone

Surface tension

Administrative data

Endpoint:

surface tension

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: The study has been performed according to OECD and EC guidelines and according to GLP principles.

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2007

Report date:

2007

Materials and methods

Test guideline

Qualifier:

according to guideline

Principles of method if other than guideline:

OECD Harmonized Ring Method according to the following
guidelines:


European Economic Community (EEC), EEC-Directive 92/69 EEC,
Part A, Methods for the Determination of Physico-Chemical
Properties, A.5 "Surface tension", EEC Publication No. L383,
December 1992.


Organization for Economic Co-operation and Development
(OECD), OECD Guidelines for Testing of Chemicals, Guideline
no. 115: "Surface tension of aqueous solutions", July 27,
1995.

GLP compliance:

yes (incl. QA statement)

Type of method:

OECD harmonised ring method

Test material

Test material information

Constituent 1

Reference substance name:

-

EC Number:

481-490-7

EC Name:

-

Molecular formula:

multi-constituent.

IUPAC Name:

5,11,17,23,29,35,41,47-octa-tert-butyl-49,50,51,52,53,54,55,56-octahydroxy-2λ⁶,8λ⁶,14λ⁶,20λ⁶,26λ⁶,32λ⁶,38λ⁶,44λ⁶-octathianonacyclo[43.3.1.1³,⁷.1⁹,¹³.1¹⁵,¹⁹.1²¹,²⁵.1²⁷,³¹.1³³,³⁷.1³⁹,⁴³]hexapentaconta-1(49),3,5,7(56),9,11,13(55),15,17,19(54),21(53),22,24,27,29,31(52),33,35,37(51),39(50),40,42,45,47-tetracosaene-2,2,8,8,14,14,20,20,26,26,32,32,38,38,44,44-hexadecone; 5,11,17,23-tetra-tert-butyl-25,26,27,28-tetrahydroxy-2λ⁶,8λ⁶,14λ⁶,20λ⁶-tetrathiapentacyclo[19.3.1.1³,⁷.1⁹,¹³.1¹⁵,¹⁹]octacosa-1(25),3,5,7(28),9,11,13(27),15(26),16,18,21,23-dodecaen-2,2,8,8,14,14,20,20-octone

Details on test material:

- Name of test material (as cited in study report): TC4ASO2
- Substance type: multi-constituent
- Physical state: white powder
- Analytical purity: 97.8%
- Composition of test material, percentage of components: 92.9% 4-tert-Butylsulfonylcalix(4)arene (CAS 204190-49-8)
4.9% 4-tert-Butylsulfonylcalix(8)arene
- Lot/batch No.: AYUI-1Y
- Expiration date of the lot/batch: 07 October 2007
- Stability under storage conditions: Stable
- Storage condition of test material: At room temperature in the dark

Results and discussion

Surface tension

Surface tension:

73.8 mN/m

Temp.:

20 °C

Conc.:

90 other: % of the saturation concentration

Any other information on results incl. tables

90% of the maximum concentration in double distilled water
was tested.

Applicant's summary and conclusion

Conclusions:

The test substance is not surface active.