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199257

Sigma-Aldrich

L-(+)-Lactic acid solution

in H2O, ≥85%

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Synonym(s):
(S)-(+)-Lactic acid, (S)-2-Hydroxypropionic acid
Linear Formula:
CH3CH(OH)CO2H
CAS Number:
79-33-4
Molecular Weight:
90.08
Beilstein:
1720251
MDL number:
MFCD00064266
PubChem Substance ID:
57647809
NACRES:
NA.25

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

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This Item
L18752771469780
L-(+)-Lactic acid solution in H2O, ≥85%

Sigma-Aldrich

199257

L-(+)-Lactic acid solution

L-(+)-Lactic acid solution 30% in H2O (by weight)

Sigma-Aldrich

L1875

L-(+)-Lactic acid solution

L-(+)-Lactic acid solution meets analytical specification of Ph. Eur., BP, 88-92% total acid basis

Sigma-Aldrich

27714

L-(+)-Lactic acid solution

L-(+)-Lactic acid solution ~40% in H2O

Sigma-Aldrich

69780

L-(+)-Lactic acid solution

refractive index

n20/D 1.427

refractive index

-

refractive index

-

refractive index

-

density

1.206 g/mL at 25 °C

density

-

density

-

density

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

100

optical activity

[α]20/D −13.5°, c = 2.5 in 1.5 M NaOH

optical activity

-

optical activity

-

optical activity

-

concentration

in H2O

concentration

30% in H2O (by weight)

concentration

-

concentration

~40% in H2O

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

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Here, we propose an approach to identify active metabolic pathways by integrating gene essentiality analysis and protein abundance. We use two bacterial species (Mycoplasma pneumoniae and Mycoplasma agalactiae) that share a high gene content similarity yet show significant metabolic differences.
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
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.
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
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