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An essential amino acid found in naturally produced peptides. Unlike its stereoisomer, L-tryptophan, it is not used in structural or enzyme proteins. Group: Biochemicals. Alternative Names: (+)-Tryptophan; (R)-Tryptophan; (R)-α-Amino-3-indolepropionic Acid; (R)-α-Aminoindole-3-propanoic Acid; D-Tryptophane; NSC 97942. Grades: Highly Purified. CAS No. 153-94-6. Pack Sizes: 5g. US Biological Life Sciences.
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D-Tryptophan
D-tryptophan is the D-enantiomer of tryptophan. It has a role as a bacterial metabolite. It is a tryptophan and a D-alpha-amino acid. It is a conjugate base of a D-tryptophanium. It is a conjugate acid of a D-tryptophanate. It is an enantiomer of a L-tryptophan. It is a tautomer of a D-tryptophan zwitterion. CAS No. 153-94-6. Product ID: PAP-0004. Molecular formula: C11H12N2O2. Category: Amino acid. Product Keywords: Amino Acid Series; D-Tryptophan; PAP-0004; Amino acid; C11H12N2O2; 153-94-6. Color: White to slightly yellow. EC Number: 205-819-9. Physical State: Powder. Solubility: Aqueous Base (Slightly), DMSO (Slightly, Heated, Sonicated), Methanol (Slightly). Storage: Keep in dark place,Inert atmosphere,Room temperature. Applications: D-Tryptophan, also known as DTR, belongs to the class of organic compounds known as indolyl carboxylic acids and derivatives. D-tryptophan is a probiotic substance influencing the gut microbiome and in vitro Th2 differentiation. Boiling Point: 342.72°C (rough estimate). Melting Point: 282-285 °C (dec.)(lit.). Density: 1.1754 (rough estimate). Product Description: D-Tryptophan, also known as DTR, belongs to the class of organic compounds known as indolyl carboxylic acids and derivatives. D-tryptophan is a probiotic substance influencing the gut microbiome and in vitro Th2 differentiation.
D-Tryptophan Methyl Ester Hydrochloride is an intermediate in the synthesis of Tryptophan derivatives. Group: Biochemicals. Grades: Highly Purified. CAS No. 14907-27-8. Pack Sizes: 10g. Molecular Formula: C??H??ClN?O?, Melting Point: >192°C (dec.). US Biological Life Sciences.
This enzyme belongs to the family of transferases, specifically those acyltransferases transferring groups other than aminoacyl groups. Group: Enzymes. Synonyms: D-tryptophan acetyltransferase; acetyl-CoA-D-tryptophan-α-N-acetyltransferase. Enzyme Commission Number: EC 2.3.1.34. CAS No. 37257-13-9. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2212; D-tryptophan N-acetyltransferase; EC 2.3.1.34; 37257-13-9; D-tryptophan acetyltransferase; acetyl-CoA-D-tryptophan-α-N-acetyltransferase. Cat No: EXWM-2212.
D-tryptophan N-malonyltransferase
1-Aminocyclopropane-1-carboxylate can act instead of malonyl-CoA. Group: Enzymes. Enzyme Commission Number: EC 2.3.1.112. CAS No. 94490-01-4. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2051; D-tryptophan N-malonyltransferase; EC 2.3.1.112; 94490-01-4. Cat No: EXWM-2051.
D-Tryptophanol
D-Tryptophanol. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences.
N-acetyl-D-tryptophan is the N-acetyl derivative of D-tryptophan. Uses: Protease inhibitors. Synonyms: Ac-D-Trp-OH; acetyl-D-tryptophan. Grades: ≥ 99% (HPLC). CAS No. 2280-1-5. Molecular formula: C13H14N2O3. Mole weight: 246.3.
Nα-Boc-D-tryptophan
Nα-Boc-D-tryptophan is an N-Boc-protected form of D-Tryptophan. D-Tryptophan is an unnatural isomer of L-Tryptophan and is classified as an essential amino acid. D-Tryptophan has been synthesized as part of some potent Oxytocin antagonists that treat preterm labour. Synonyms: Boc-D-Trp-OH; (2R)-3-(1H-indol-3-yl)-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid; Nalpha-Boc-D-tryptophan; D-N-Boc-trytophan; N-Boc-R-tryptophan; Nalpha-Boc-D-Tryptophane. Grades: ≥ 98% (HPLC). CAS No. 5241-64-5. Molecular formula: C16H20N2O4. Mole weight: 304.30.
Standard building block for introduction of D-tryptophan amino-acid residues by Boc SPPS. Uses: Peptide synthesis. Group: Amino acids. Alternative Names: Boc-D-Trp-OH, N-α-t.-Boc-D-tryptophan. CAS No. 5241-64-5. Mole weight: 304.34. Catalog: ACM5241645.
The enzyme from Escherichia coli can cleave D-tyrosyl-tRNATyr, D-aspartyl-tRNAAsp and D-tryptophanyl-tRNATrp. Whereas the enzyme from the archaeon Pyrococcus abyssi is a zinc protein, the enzyme from Escherichia coli does not carry any zinc. Group: Enzymes. Synonyms: Dtd2; D-Tyr-tRNA(Tyr) deacylase; D-Tyr-tRNATyr deacylase; D-tyrosyl-tRNATyr aminoacylhydrolase; dtdA (gene name). Enzyme Commission Number: EC 3.1.1.96. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-3525; D-aminoacyl-tRNA deacylase; EC 3.1.1.96; Dtd2; D-Tyr-tRNA(Tyr) deacylase; D-Tyr-tRNATyr deacylase; D-tyrosyl-tRNATyr aminoacylhydrolase; dtdA (gene name). Cat No: EXWM-3525.
Deslorelin
Deslorelin is a synthetic nonapeptide analogue of the natural gonadotrophin releasing hormone super-agonist (GnRH agonist) with potential antineoplastic activity. It binds to and activates pituitary gonadotropin releasing hormone (GnRH) receptors. It stops the production of sex hormones. It is currently used to induce ovulation in mares as part of the artificial insemination process. It is also used to stabilize high-risk pregnancies, mainly of livestock and is also used to treat benign prostate hyperplasia in dogs. It is manufactured by Thorne BioScience LLC and was introduced to the USA market following the withdrawal of Ovuplant. It has been listed. Synonyms: H-Pyr-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-NHEt; L-pyroglutamyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-tryptophyl-L-leucyl-L-arginyl-L-proline ethylamide; 1-9-Luteinizing hormone-releasing factor (swine), 6-D-tryptophan-9-(N-ethyl-L-prolinamide)-; Luteinizing hormone-releasing factor (pig), 6-D-tryptophan-9-(N-ethyl-L-prolinamide)-10-deglycinamide-; D-Trp6-Pro9-N-ethylamide-LH-RH; [D-Trp6,des-Gly-NH210]-LH-RH ethylamide; [D-Trp6,des-Gly10]-LH-RH ethylamide; [D-Trp6,Pro9-NHEt]LH-RH; [de-Gly10,D-Trp6,Pro-NHEt]-LH-RH; [Des-Gly10,D-Trp6]-LH-RH ethylamide; Bachem 9022; D-Trp LHRH-PEA; H 4065; PTL 3001; Somagard; Somagorad. Grades: 98%. CAS No. 57773-65-6. Molecular formula: C64H83N17O12. Mole weight: 1282.45.
Deslorelin acetate
Deslorelin acetate. Group: Biochemicals. Alternative Names: 6-D-Tryptophan-9-(N-ethyl-L-prolinamide)-1-9-luteinizing hormone-releasing factor (swine) monoacetate; Bachem 9022 acetate; D-Trp LHRH-PEA acetate. Grades: Highly Purified. CAS No. 82318-06-7. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C66H87N17O14. US Biological Life Sciences.
Worldwide
D-Kynurenine
a metabolite of D-tryptophan that is also a bioprecursor of two neuroactive compounds kynurenic acid (KYNA) and 3-hydroxykynurenine. Synonyms: (αR)-α,2-Diamino-γ-oxo-benzenebutanoic Acid; D-3-Anthraniloylalanine; (R)-α,2-Diamino-γ-oxo-benzenebutanoic Acid. Grades: > 95%. CAS No. 13441-51-5. Molecular formula: C10H12N2O3. Mole weight: 208.22.
D-Trp-Leuprolide is an impurity of Leuprolide, which is a synthetic nonapeptide analog of gonadotropin-releasing hormone used as an antineoplastic agent, a gonadotropin-releasing hormone agonist, and an anti-estrogen. Synonyms: 5-Oxo-L-prolyl-L-histidyl-D-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide; Pyr-His-D-Trp-Ser-Tyr-D-Leu-Leu-Arg-Pro-NHEt; (S)-N-ethyl-1-(((S)-5-oxopyrrolidine-2-carbonyl)-L-histidyl-D-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl)pyrrolidine-2-carboxamide; L-Prolinamide, 5-oxo-L-prolyl-L-histidyl-D-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-; 1-9-Luteinizing hormone-releasing factor (swine), 3-D-tryptophan-6-D-leucine-9-(N-ethyl-L-prolinamide)-; Leuprorelin EP Impurity E. Grades: ≥95%. CAS No. 1926163-23-6. Molecular formula: C59H84N16O12. Mole weight: 1209.42.
Fmoc-D-Trp(Boc)-OH
Standard building block of introduction of D-tryptophan amino-acid residues by Fmoc SPPS. Uses: Peptide synthesis. Group: Amino acids. Alternative Names: Fmoc-D-Trp(Boc)-OH, N-α-Fmoc-N-in-t.-Boc-D-tryptophan. CAS No. 163619-04-3. Molecular formula: C31H30N2O6. Mole weight: 526.58. Catalog: ACM163619043.
Fmoc-D-Trp-OH
Standard building block of introduction of D-tryptophan amino-acid residues by Fmoc SPPS. Uses: Peptide synthesis. Group: Amino acids. Alternative Names: Fmoc-D-Trp-OH, N-α-Fmoc-D-tryptophan. CAS No. 86123-11-7. Mole weight: 426.46. Catalog: ACM86123117.
H-D-Trp(Boc)-OH
A reagent used in the synthesis of novel marocyclic compounds as motilin receptor antagonists. Synonyms: 1-(t-Butoxycarbonyl)-D-tryptophan; (R)-2-Amino-3-(1-(tert-butoxycarbonyl)-1H-indol-3-yl)propanoic acid; Nin-Boc-D-tryptophan. Grades: ≥ 98% (TLC). CAS No. 201290-11-1. Molecular formula: C16H20N2O4. Mole weight: 304.35.
indoleamine 2,3-dioxygenase
A protohemoprotein. Requires ascorbic acid and methylene blue for activity. This enzyme has broader substrate specificity than EC 1.13.11.11, tryptophan 2,3-dioxygenase. It is induced in response to pathological conditions and host-defense mechanisms and its distribution in mammals is not confined to the liver. While the enzyme is more active with D-tryptophan than L-tryptophan, its only known function to date is in the metabolism of L-tryptophan. Superoxide radicals can replace O2 as oxygen donor. Group: Enzymes. Synonyms: IDO (ambiguous); tryptophan pyrrolase (ambiguous); D-tryptophan:oxygen 2,3-oxidoreductase (decyclizing). Enzyme Commission Number: EC 1.13.11.52. CAS No. 9014-51-1. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0571; indoleamine 2,3-dioxygenase; EC 1.13.11.52; 9014-51-1; IDO (ambiguous); tryptophan pyrrolase (ambiguous); D-tryptophan:oxygen 2,3-oxidoreductase (decyclizing). Cat No: EXWM-0571.
Leuprolide Acetate EP Impurity E
Leuprolide Acetate EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Leuprolide Acetate EP Impurity E, 1-9-Luteinizing hormone-releasing factor (swine), 3-D-tryptophan-6-D-leucine-9-(N-ethyl-L-prolinamide)-,L-Prolinamide, 5-oxo-L-prolyl-L-histidyl-D-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-. CAS No. 1926163-23-6. IUPAC Name: (2S)-N-[(2S)-1-[[(2R)-1-[[(2S)-1-[[(2S)-1-[[(2R)-1-[[(2S)-1-[[(2S)-5-carbamimidamido-1-[(2S)-2-(ethylcarbamoyl)pyrrolidin-1-yl]-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]-5-oxopyrrolidine-2-carboxamide. Molecular Formula: C59H84N16O12. Mole Weight: 1209.40. Catalog: APS1926163236. SMILES: CCNC (=O)[C@@H]1CCCN1C (=O)[C@H] (CCCNC (=N)N)NC (=O)[C@H] (CC (C)C)NC (=O)[C@@H] (CC (C)C)NC (=O)[C@H] (Cc2ccc (O)cc2)NC (=O)[C@H] (CO)NC (=O)[C@@H] (Cc3c[nH]c4ccccc34)NC (=O)[C@H] (Cc5c[nH]cn5)NC (=O)[C@@H]6CCC (=O)N6. Format: Neat.
Triptorelin
An oligopeptide comprising pyroglutamyl, histidyl, tryptophyl, seryl, tyrosyl, D-tryptophyl, leucyl, arginyl, prolyl and glycinamide residues joined in sequence. It is an agonist anal ogue of gonadotropin-releasing hormone. Uses: Antineoplastic agents, hormonal. Synonyms: Triptoreline; Decapeptyl; Arvekap; (D-Trp6)-GnRH; Triptorelina; Triptorelinum; Trelstar; (6-D-Tryptophan)luteinizing hormone-releasing hormone; CL 118532; CL-118532; pGlu-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-Gly-NH2. Grades: >98%. CAS No. 57773-63-4. Molecular formula: C64H82N18O13. Mole weight: 1311.47.
Triptorelin Acetate
Synthetic peptide agonist analog of LH-RH. Triptoreline is a potent agonist of LH-releasing hormone, currently used in the treatment of prostatic cancer where therapy may be required over months or years. Antineoplastic (hormonal). Used in the treatment of endometriosis and infertility. Group: Biochemicals. Alternative Names: 6-D-Tryptophan Luteinizing Hormone-Releasing Factor (Swine) Acetate; 6-D-Tryptophan Luteinizing Hormone-Releasing Factor (Pig) Acetate; BIM 21003C; Decapeptyl-Depot; OvuGel. Grades: Highly Purified. CAS No. 140194-24-7. Pack Sizes: 5mg, 50mg. Molecular Formula: C??H??N??O??, Molecular Weight: 1371.5. US Biological Life Sciences.
Worldwide
Triptorelin Acetate
Triptorelin is a gonadotropin-releasing hormone agonist (GnRH agonist) used as the acetate or pamoate salts. By causing constant stimulation of the pituitary, it decreases pituitary secretion of gonadotropins luteinizing hormone (LH) and follicle stimulating hormone (FSH). Uses: Antineoplastic agents, hormonal. Synonyms: pGlu-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-Gly-NH2 acetate; AY 25650; BIM 21003; CL 118,532; CL 118532; Wy 42422; Wy 42462; Arvekap; D-Tryptophan-LH-RH; Diferelin; Triptorelin Acetate; Decapeptyl; Diphereline; Gonapeptyl; Trelstar; Variopeptyl. Grades: ≥98%. CAS No. 140194-24-7. Molecular formula: C66H86N18O15. Mole weight: 1371.53.
Triptorelin Trifluoroacetic Acid Salt-d5
Triptorelin Trifluoroacetic Acid Salt-d5. Group: Biochemicals. Alternative Names: 6-D-Tryptophan Luteinizing Hormone-Releasing Factor (Swine) Trifluoroacetate-d5; 6-D-Tryptophan Luteinizing Hormone-Releasing Factor (Pig) Trifluoroacetate-d5. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
tryptophan 2,3-dioxygenase
A protohemoprotein. In mammals, the enzyme appears to be located only in the liver. This enzyme, together with EC 1.13.11.52, indoleamine 2,3-dioxygenase, catalyses the first and rate-limiting step in the kynurenine pathway, the major pathway of tryptophan metabolism. The enzyme is specific for tryptophan as substrate, but is far more active with L-tryptophan than with D-tryptophan. Group: Enzymes. Synonyms: tryptophan pyrrolase (ambiguous); tryptophanase; tryptophan oxygenase; tryptamine 2,3-dioxygenase; tryptophan peroxidase; indoleamine 2,3-dioxygenase (ambiguous); indolamine 2,3-dioxygenase (ambiguous); L-tryptophan pyrrolase; TDO; L-tryptophan 2,3-dioxygenase; L-tryptophan:oxygen 2,3-oxidoreductase (decyclizing). Enzyme Commission Number: EC 1.13.11.11. CAS No. 9014-51-1. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0531; tryptophan 2,3-dioxygenase; EC 1.13.11.11; 9014-51-1; tryptophan pyrrolase (ambiguous); tryptophanase; tryptophan oxygenase; tryptamine 2,3-dioxygenase; tryptophan peroxidase; indoleamine 2,3-dioxygenase (ambiguous); indolamine 2,3-dioxygenase (ambiguous); L-tryptophan pyrrolase; TDO; L-tryptophan 2,3-dioxygenase; L-tryptophan:oxygen 2,3-oxidoreductase (decyclizing). Cat No: EXWM-0531.
Tyrocidine C
Tyrocidine C is a homodetic cyclic decapeptide, macrocyclic peptide, and antimicrobial peptide. It acts as an antimicrobial agent, metabolite, and bacterial metabolite. Synonyms: Cyclic tyrocidine C; Cyclo(L-asparaginyl-L-glutaminyl-L-tyrosyl-L-valyl-L-ornithyl-L-leucyl-D-phenylalanyl-L-prolyl-L-tryptophyl-D-tryptophyl); Pyrrolo[1, 2-a][1, 4, 7, 10, 13, 16, 19, 22, 25, 28]decaazacyclotriacontine, cyclic peptide deriv.; Tyrocidine A, 9-L-tryptophan-10-D-tryptophan-; Cyclo(L-tryptophyl-D-tryptophyl-L-asparaginyl-L-glutaminyl-L-tyrosyl-L-valyl-L-ornithyl-L-leucyl-D-phenylalanyl-L-prolyl); cyclo-(D-Phe-Pro-Trp-D-Trp-Asn-Gln-Tyr-Val-Orn-Leu). CAS No. 3252-29-7. Molecular formula: C70H89N15O13. Mole weight: 1348.55.