Biologically-modified Amino Acids
Find a wide selection of biologically modified amino acids at Spectrum Chemical which are designed by using genetic engineering techniques. These include glutamic acid, phenylalanine, methionine, lysins, and more.
Spectrum specializes in providing the top biologically modified amino acids but if you do not see the product, grade or form of the ingredient you require, just contact our chemical specialist at 800-772-8786. 1,200 USP/NF/FCC chemicals, and full regulatory support - Trust Your Ingredients!
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3,3',5-Triiodo-L-thyronine, Free Acid
Starting at $99.20
C15H12I3NO4 T2780 6893-02-3 Spectrum Chemical
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3-Iodo-L-tyrosine
Starting at $101.10
C9H10INO3 I3038 70-78-0 Spectrum Chemical
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5-Hydroxy-L-tryptophan
Starting at $23.00
C11H12N2O3 TCI-H0531 4350-09-8 TCI America
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5-Hydroxy-L-tryptophan
Starting at $96.55
C11H12N2O3 H1098 4350-09-8 Spectrum Chemical
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5-Methyl-DL-tryptophan
Starting at $79.35
C12H14N2O2 TCI-M0452 951-55-3 TCI America
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DL-Methionine Methylsulfonium Chloride
Starting at $62.10
C6H14ClNO2S TCI-M0644 3493-12-7 TCI America
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DL-Selenomethionine
Starting at $293.25
C5H11NO2Se TCI-S0462 1464-42-2 TCI America
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Guanidinoacetic Acid
Starting at $76.80
C3H7N3O2 G3327 352-97-6 Spectrum Chemical
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L-O-Phosphoserine
Starting at $96.60
C3H8NO6P TCI-P0773 407-41-0 TCI America
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L-Pyroglutamic Acid
Starting at $116.50
C5H7NO3 P1835 98-79-3 Spectrum Chemical
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L-Selenomethionine
Starting at $169.05
C5H11NO2Se TCI-S0442 3211-76-5 TCI America
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L-Selenomethionine
Starting at $258.40
C5H11NO2Se S2026 3211-76-5 Spectrum Chemical
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L-Thyroxine Sodium Salt, Pentahydrate
Starting at $21.85
C15H10I4NNaO4•5H2O TCI-T0245 55-03-8 TCI America
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Levodopa, Powder, USP
Starting at $143.05
C9H11NO4 D1066 59-92-7 Spectrum Chemical
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N,N-Dimethylglycine Hydrochloride
Starting at $134.40
C4H9NO2•HCl D1180 2491-06-7 Spectrum Chemical
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trans-4-Hydroxy-L-proline
Starting at $32.20
C5H9NO3 TCI-H0296 51-35-4 TCI America
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