Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: authoritative handbook

Data source

Reference
Reference Type:
review article or handbook
Title:
The Merck Index - An Encyclopedia of Chemicals, Drugs, and Biologicals (14th Edition - Version 14.4)
Author:
O'Neil, Maryadele J. et al.
Year:
2006
Bibliographic source:
© 2006, 2009 Merck & Co., Inc., © 2009 Knovel Corporation. All rights reserved.

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: no data
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
α-hydroxy-β,β-dimethyl-γ-butyrolactone
EC Number:
209-963-3
EC Name:
α-hydroxy-β,β-dimethyl-γ-butyrolactone
Cas Number:
599-04-2
Molecular formula:
C6H10O3
IUPAC Name:
(3R)-dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone
Constituent 2
Reference substance name:
(±)-dihydro-3-hydroxy-4,4-dimethylfuran-2(3H)-one
EC Number:
201-210-7
EC Name:
(±)-dihydro-3-hydroxy-4,4-dimethylfuran-2(3H)-one
Cas Number:
79-50-5
IUPAC Name:
3-hydroxy-4,4-dimethyldihydrofuran-2(3H)-one

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odouropen allclose all
Form:
other: Hygroscopic crystals (D(−)- and L(+)-Form
Form:
other: Hygroscopic rosettes or prisms (DL-Form)
Substance type:
organic

Applicant's summary and conclusion

Categories Display