Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

199257

Sigma-Aldrich

L-(+)-Lactic acid solution

in H2O, ≥85%

Synonym(s):

(S)-(+)-Lactic acid, (S)-2-Hydroxypropionic acid

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

About This Item

Linear Formula:
CH3CH(OH)CO2H
CAS Number:
79-33-4
Molecular Weight:
90.08
Beilstein:
1720251
MDL number:
MFCD00064266
UNSPSC Code:
12161700
PubChem Substance ID:
57647809
NACRES:
NA.25

Quality Level

200

Assay

≥85%

optical activity

[α]20/D −13.5°, c = 2.5 in 1.5 M NaOH

concentration

in H2O

refractive index

n20/D 1.427

density

1.206 g/mL at 25 °C

SMILES string

C[C@H](O)C(O)=O

InChI

1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)/t2-/m0/s1

InChI key

JVTAAEKCZFNVCJ-REOHCLBHSA-N

Other Notes

Contains varying amounts of intermolecular esterification products
Most salts of L-(+)-lactic acid are levorotatory, hence the negative rotation in NaOH solution.

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1C

Supplementary Hazards

EUH071

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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

Lactic acid natural, ≥85%

Sigma-Aldrich

W261114

Lactic acid

L-(+)-Lactic acid analytical standard

Supelco

46937

L-(+)-Lactic acid

S Walenta et al.
Current medicinal chemistry, 11(16), 2195-2204 (2004-07-29)
A number of studies have demonstrated that malignant transformation is associated with an increase in glycolytic flux and in anaerobic and aerobic cellular lactate excretion. Using quantitative bioluminescence imaging in various primary carcinomas in patients (uterine cervix, head and neck
Franco Valenza et al.
Critical care (London, England), 9(6), 588-593 (2005-12-17)
Lactate measurement in the critically ill has been traditionally used to stratify patients with poor outcome. However, plasma lactate levels are the result of a finely tuned interplay of factors that affect the balance between its production and its clearance.
T Isotalo et al.
BJU international, 88(1), 30-34 (2001-07-12)
To assess whether patients in acute urinary retention from benign prostatic enlargement can be treated with a combined therapy comprising finasteride and a bioabsorbable self-reinforced poly L-lactic acid (SR-PLLA) urethral stent. Fifty-five patients in acute urinary retention were treated as
J K Nicholson et al.
The Biochemical journal, 211(3), 605-615 (1983-06-01)
Spin echo Fourier transform proton n.m.r. spectra of whole blood contain resonances from both erythrocytes and plasma. A large number of well-resolved signals from mobile protons of low-molecular-weight metabolites in plasma and serum have been identified. Spectra from the plasmas
F Commodari et al.
NMR in biomedicine, 4(4), 192-200 (1991-08-01)
1H NMR was used to analyze human cerebrospinal fluid (CSF) from a group of neurological disease controls and from a vitamin B12 deficient patient. The spectra were acquired at either 7.06 or 9.40 T at ambient temperature with CSF freeze
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