Description & Product No.
|
Characteristics
|
Three- and One-letter Code
|
Formula & MW [g/mol]
|
Solubility g/L H2O (25¡ÆC)
|
Isoelectric point (pI)
|
Acid dissoziation constant
(25¡ÆC)
|
L-Alanine |
non-polar amino acid |
Ala, A |
C3H7NO2
|
165 |
6 |
pK1= 2,35 |
A3690 (BioChemica) |
MW = 89,09 |
218 (50¡ÆC) |
pK2= 9,87 |
A1688 (Ph. Eur.; USP) |
|
|
|
L-Alanyl-L-glutamine |
"stable glutamine" for cell culture applications; improved solubility |
Ala-Gln |
C8H15N3O4
|
568 (20¡ÆC) |
|
|
A3198 (Cell culture) |
MW = 217,23 |
5-Aminolevulinic acid hydrochloride |
first compound in the porphyrin synthesis pathway |
|
C5H9NO3 • HCl |
100 |
|
|
A1731 (BioChemica) |
MW = 167,61 |
L-Arginin base |
basic amino acid; positively charged at neutral pH; polar
|
Arg, R |
C6H14N4O2
|
150 |
10,76 |
pK1= 2,18 |
A3675 (BioChemica) |
MW = 174,20 |
pK2= 9,09 |
A3653 (Cell culture) |
|
|
A1345 (Ph. Eur.; USP) |
|
|
L-Arginine hydrochloride |
|
Arg, R |
C6H14N4O2 • HCl |
900 |
|
|
A3709 (BioChemica) |
MW = 210,66 |
A1700 (Ph. Eur.; USP) |
|
L-Asparagine monohydrate |
polar amino acid |
Asn, N |
C4H8N2O3 • H2O |
22-30 |
|
pK1= 2,02 |
A3721 (BioChemica) |
MW = 150,14 |
pK2= 8,80 |
A1668 (Ph. Eur.; USP) |
|
|
L-Aspartic acid |
acidic amino acid; negatively charged at neutral pH |
Asp, D |
C4H7NO4
|
4-5 (20¡ÆC) |
2,77 |
pK1= 1,88 |
A1701 (Ph. Eur.; USP) |
MW = 133,10 |
pK3= 9,23 (NH2) |
L-Cysteine |
polar amino acid; contains a sufhydryl group |
Cys, C |
C3H7NO2S |
280 |
5,05 |
pK1= 1,91 |
A3694 (BioChemica) |
MW = 121,16 |
pK2= 10,28 |
A1425 (Ph. Eur.; USP) |
|
pK3= 8,14 (SH) |
L-Cysteine hydrochloride monohydrate |
|
Cys, C |
C3H7NO2S • HCl • H2O |
650 |
|
|
A3698 (BioChemica) |
MW = 175,64 |
A1702 (Ph. Eur.; USP) |
|
L-Cystine |
dimeric amino acid formed by the oxidation of two cysteine residues (forming a disulfide bond) |
|
C6H12N2O4S2
|
0,1 |
4,8 |
pK1= 1,04 |
A1703 (Ph. Eur.; USP) |
|
|
L-Glutamine |
polar amino acid |
Gln, Q |
C5H10N2O3
|
26 (18¡ÆC) |
5,65 |
pK1= 2,17 |
A3734 (BioChemica) |
MW = 146,15 |
45 (25¡ÆC) |
pK2= 9,13 |
A3704 (Cell culture) |
|
100 (40¡ÆC) |
|
A1420 (DAB; USP) |
|
|
|
L-Glutamic acid |
acidic amino acid; negatively charged at neutral pH; polar |
Glu, E |
C5H9NO4
|
11 |
3,22 |
pK1= 2,19 |
A3712 (BioChemica) |
MW = 147,13 |
pK2= 4,25 |
A1704 (Ph. Eur.; USP) |
|
|
Glycine |
polar and hydrophilic amino acid
|
Gly, G |
C2H5NO2
|
225 |
5,97 |
pK1= 2,35 |
A4554 (Ph. Eur.; USP) |
MW=75,07 |
pK2=9,78 |
L-Histidine base |
basic amino acid; positively charged at neutral pH; essential |
His, H |
C6H9N3O2
|
42 |
7,59 |
pK1= 1,78 |
A3738 (BioChemica) |
MW = 155,16 |
pK2= 5,97 |
A1341 (Ph. Eur.; USP) |
|
|
L-Histidine hydrochloride monohydrate |
|
His, H |
C6H9N3O2 • HCl • H2O |
170-400 |
|
|
A3733 BioChemica) |
MW = 209,63 |
A1591 (Ph. Eur.; USP) |
|
L-Hydroxyproline |
non-proteinogenic ¥á-amino acid; major component of collagen and essential for its stability |
Hyp |
C5H9NO3
|
361 |
5,83 |
pK1= 1,82 |
A3742 (Cell culture) |
MW = 131,13 |
pK2= 9,65 |
A1705 (pure) |
|
|
L-Isoleucine |
non-polar hydrophobic amino acid; aliphatic; essential |
Ile, I |
C6H13NO2
|
32 (20¡ÆC) |
5,98 |
pK1= 2,32 |
A3642 (Cell culture) |
MW=131,17 |
pK2=9,76 |
A1440 (Ph. Eur.; USP) |
|
|
L-Leucine |
non-polar hydrophobic amino acid; aliphatic; essential |
Leu, L |
C6H13NO2
|
24 (20¡ÆC) |
6,02 |
pK1= 2,36 |
A3423 (BioChemica) |
MW = 131,17 |
pK2= 9,23 |
A1426 (Ph. Eur.; USP) |
|
|
L-Lysine monohydrate |
basic amino acid; positively charged at neutral pH; hydrophilic; essential |
Lys, K |
C6H14N2O2 • H2O |
300 |
9,74 |
pK1= 2,20 |
A1342 (DAB) |
MW=164,21 |
pK2=8,90 |
L-Lysine hydrochloride |
|
Lys, K |
C6H14N2O2 • HCl |
420 |
|
|
A3735 (BioChemica) |
MW = 182,65 |
A1706 (Ph. Eur.; USP) |
|
L-Methionine |
non-polar hydrophobic amino acid; essential |
Met, M |
C5H11NO2S |
48 (20¡ÆC) |
5,74 |
pK1= 2,28 |
A1340 (Ph. Eur.; USP) |
MW = 149,21 |
pK2= 9,21 |
L-Ornithine hydrochloride |
non-proteinogenic ¥á-amino acid; plays a role in the urea cycle |
|
C5H12N2O2 • HCl |
100 |
|
pK1= 1,94 |
A3450 (BioChemica) |
MW = 168,62 |
pK2= 8,65 |
A1343 (DAB) |
|
|
L-Phenylalanine |
non-polar aromatic amino acid; hydrophobic; essential |
Phe, F |
C9H11NO2
|
27 |
5,48 |
pK1= 2,20 |
A1344 (Ph. Eur.; USP) |
MW = 165,19 |
pK2= 9,31 |
L-Proline |
non-polar heterocyclic amino acid; highly water soluble |
Pro, P |
C5H9NO2
|
1500 |
6,3 |
pK1= 1,99 |
A3453 (BioChemica) |
MW = 115,13 |
pK2= 10,23 |
A3926 (Cell culture) |
|
|
A1707 (Ph. Eur.; USP) |
|
|
L-Serine |
polar and hydrophilic amino acid |
Ser, S |
C3H7NO3
|
364 (20¡ÆC) |
5,68 |
pK1= 2,21 |
A1708 (Ph. Eur.; USP) |
MW = 105,09 |
pK2= 9,15 |
L-Threonine |
polar amino acid; essential |
Thr, T |
C4H9NO3
|
90 |
5,6 |
pK1= 2,15 |
A3969 (BioChemica) |
MW = 119,12 |
pK2= 9,12 |
A1419 (Ph. Eur.; USP) |
|
|
L-Tryptophan |
non-polare aromatic amino acid; hydrophobic; essential |
Trp, W |
C11H12N2O2
|
11 |
5,89 |
pK1= 2,38 |
A3445 (BioChemica) |
MW = 204,23 |
pK2= 9,39 |
A1645 (Ph. Eur.; USP) |
|
|
L-Tyrosine |
non-polare aromatic amino acid; hydrophobic |
Tyr, Y |
C9H11NO3
|
0,4 |
5,66 |
pK1= 2,20 |
A3437 (BioChemica) |
MW = 181,19 |
pK2= 9,11 |
A3401 (Cell culture) |
|
|
A1677 (Ph. Eur.; USP) |
|
|
L-Valine |
non-polare aliphatic amino acid; hydrophobic; essential |
Val, V |
C5H11NO2
|
85 |
5,96 |
pK1= 2,29 |
A3406 (Cell culture) |
MW = 117,15 |
pK2= 9,74 |
A1637 (Ph. Eur.; USP) |
|
|
Abbreviation
MW = Molecular weight
|