Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

55201

Sigma-Aldrich

DL-α-Hydroxy-β,β-dimethyl-γ-butyrolactone

purum, ≥97.0% (T)

Synonym(s):

β,β-Dimethyl-α-hydroxy-γ-butyrolactone, DL-Pantolactone, Dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C6H10O3
CAS Number:
79-50-5
Molecular Weight:
130.14
Beilstein:
80958
EC Number:
201-210-7
MDL number:
MFCD00064333
UNSPSC Code:
12352100
PubChem Substance ID:
329758090
NACRES:
NA.22

grade

purum

Quality Level

100

Assay

≥97.0% (T)

form

solid

mp

74-78 °C (lit.)

solubility

H2O: 1 g/10 mL, clear, colorless to almost colorless

functional group

ester
hydroxyl

SMILES string

CC1(C)COC(=O)C1O

InChI

1S/C6H10O3/c1-6(2)3-9-5(8)4(6)7/h4,7H,3H2,1-2H3

InChI key

SERHXTVXHNVDKA-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

DL-α-Hydroxy-β,β-dimethyl-γ-butyrolactone (DL-pantolactone) may be used in the preparation of 3,5-dinitrobenzoyl-DL-pantolactone.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

251.6 °F - open cup

Flash Point(C)

122 °C - open cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCL9305
BCCM1185
BCCK4619
BCCH7694
BCCG6277

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 2

1 of 2

Methyl 4-hydroxybenzoate ReagentPlus®, ≥99.0%, crystalline

Sigma-Aldrich

H5501

Methyl 4-hydroxybenzoate

D-Panthenol ≥98.0% (NT)

Sigma-Aldrich

76200

D-Panthenol

The Bacterial Degradation of Pantothenic Acid. III. Enzymatic Formation of Aldopantoic Acid*.
Goodhue CT and Snell EE.
Biochemistry, 5(2), 403-408 (1966)
Zhiqiang Liu et al.
Journal of agricultural and food chemistry, 54(16), 5823-5830 (2006-08-03)
D-Pantonohydrolase has attracted increasing attention as a biocatalyst for stereospecific production of D-pantoic acid. The Fusarium moniliforme D-pantonohydrolase was selected for directed evolution through error-prone Polymerase Chain Reaction (PCR) combined with DNA shuffling for improved activity and pH stability using
A D Keefe et al.
Nature, 373(6516), 683-685 (1995-02-23)
The involvement of coenzyme A in many enzyme reactions suggests that it acted in this capacity very early in the development of life on Earth. Particularly relevant in this regard is its role in the activation of amino acids and
Total synthesis and antitumor activity of ZK-EPO: the first fully synthetic epothilone in clinical development.
Ulrich Klar et al.
Angewandte Chemie (International ed. in English), 45(47), 7942-7948 (2006-09-29)
Michael-Rock Goldsmith et al.
Journal of the American Chemical Society, 125(51), 15696-15697 (2003-12-18)
Dilute solutions of (R)-(-)-pantolactone in CCl4 were studied by polarimetry in conjunction with theoretical calculations of [alpha]D. Our data demonstrate that the self-association of a chiral solute results in a change in [alpha]D that can be accounted for by the
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service