MilliporeSigma
All Photos(1)

1.07769

Millipore

L-Serine

for biochemistry

Synonym(s):
3-Hydroxy-L-alanine, Ser, L-Serine
Empirical Formula (Hill Notation):
C3H7NO3
CAS Number:
Molecular Weight:
105.09
MDL number:
EC Index Number:
200-274-3

Quality Level

form

solid

pH

5-6 (20 °C, 100 g/L in H2O)

mp

215-225 °C (decomposes)

solubility

360 g/L

bulk density

570 kg/m3

storage temp.

2-30°C

InChI

1S/C3H7NO3/c4-2(1-5)3(6)7/h2,5H,1,4H2,(H,6,7)

InChI key

MTCFGRXMJLQNBG-UHFFFAOYSA-N

Analysis Note

Assay (perchloric acid titration, calculated on dried substance): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white to almost white or colorless, needle-shaped crystals
Appearance of solution (1 mol/l, water): clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance): +14.3 to +15.8
UV-Absorption(260 nm; 1 mol/l; 1 cm; water): ≤ 0.05
UV-Absorption(280 nm; 1 mol/l; 1 cm; water): ≤ 0.02
Chloride (Cl): ≤ 0.02 %
Sulfate (SO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.001 %
As (Arsenic): ≤ 0.0005 %
Ca (Calcium): ≤ 0.001 %
Co (Cobalt): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
NH₄ (Ammonium): ≤ 0.01 %
Zn (Zinc): ≤ 0.0005 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Loss on drying (105 °C; 3 h): ≤ 0.3 %

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Quality

Enter Lot Number to search for Certificate of Quality (COQ).

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