1-Methyl-DL-tryptophan
- CAS No.
- 26988-72-7
- Chemical Name:
- 1-Methyl-DL-tryptophan
- Synonyms
- Me-L-Trp;(Rac)-Indoximod;DL-Trp(1-Me)-OH;1-Methyl-
DL<;H-DL-Trp(1-Me)-OH;Tryptophan, 1-methyl-;N-Methyl-DL-tryptophan;1-Methyl-DL-tryptophan;1-Methyl-DL-tryptophan 97%;1-Methyl- DL -tryptophan
- CBNumber:
- CB3713341
- Molecular Formula:
- C12H14N2O2
- Molecular Weight:
- 218.25
- MDL Number:
- MFCD00005803
- MOL File:
- 26988-72-7.mol
- MSDS File:
- SDS
- TDS File:
- TDS
| Melting point | 250 °C (dec.)(lit.) |
|---|---|
| Boiling point | 429.3±35.0 °C(Predicted) |
| Density | 1.28±0.1 g/cm3(Predicted) |
| storage temp. | 2-8°C |
| form | Solid |
| pka | 2.26±0.10(Predicted) |
| color | White to off-white |
| InChI | 1S/C12H14N2O2/c1-14-7-8(6-10(13)12(15)16)9-4-2-3-5-11(9)14/h2-5,7,10H,6,13H2,1H3,(H,15,16) |
| InChIKey | ZADWXFSZEAPBJS-UHFFFAOYSA-N |
| SMILES | Cn1cc(CC(N)C(O)=O)c2ccccc12 |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() GHS07 |
|---|---|
| Signal word | Warning |
| Hazard statements | H315-H319 |
| Precautionary statements | P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313 |
| PPE | Eyeshields, Gloves, type N95 (US) |
| WGK Germany | 3 |
| HS Code | 2933998090 |
| Storage Class | 11 - Combustible Solids |
1-Methyl-DL-tryptophan price More Price(36)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 860646 | 1-Methyl-DL-tryptophan 97% | 26988-72-7 | 250mg | $144 | 2026-04-30 | Buy |
| Sigma-Aldrich | 860646 | 1-Methyl-DL-tryptophan 97% | 26988-72-7 | 1g | $263 | 2026-04-30 | Buy |
| Biosynth | FM00278 | 1-Methyl-DL-tryptophan | 26988-72-7 | 100mg | $150 | 2026-06-04 | Buy |
| Biosynth | FM00278 | 1-Methyl-DL-tryptophan | 26988-72-7 | 50mg | $150 | 2026-06-04 | Buy |
| Biosynth | FM00278 | 1-Methyl-DL-tryptophan | 26988-72-7 | 250mg | $247.5 | 2026-06-04 | Buy |
1-Methyl-DL-tryptophan Chemical Properties, Uses, Production
Uses
1-Methyltryptophan is a reagent that is used in the rational design of a minimalist multifunctional photo-immunotherapy nanoplatform toward boosting immunotherapy capability.
Uses
1-Methyl-DL-tryptophan, a competitive inhibitor of indoleamine 2,3 dioxygenase-1 (IDO1), has been used to study inflammation-induced depression in mice and syncytial virus induced bronchiolitis.
Definition
ChEBI: A tryptophan derivative that is tryptophan carrying a single methyl substituent at position 1 on the indole.
IC 50
IDO
1-Methyl-DL-tryptophan Preparation Products And Raw materials
Raw materials
Preparation Products
1-Methyl-DL-tryptophan Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Nanjing Chemlin Chemical Co., Ltd | 025-83697070 13770331960 | info@chemlin.com.cn | China | 16305 | 64 |
| Shanghai Hanhong Scientific Co.,Ltd. | 021-54306202 13764082696 | info@hanhongsci.com | China | 42917 | 64 |
| ShangHai YuanYe Biotechnology Co., Ltd. | 15026964105 | shyysw007@163.com | China | 4998 | 60 |
| Guangzhou Isun Pharmaceutical Co., Ltd | 020-39119399 18927568969 | isunpharm@qq.com | China | 4773 | 55 |
| Bide Pharmatech Ltd. | 400-164-7117 18317119277 | product02@bidepharm.com | China | 40000 | 60 |
| Finetech Industry Limited | 027-87465837 19945049750 | sales@finetechnology-ind.com | China | 9331 | 58 |
| Sigma-Aldrich | 021-61415566 800-8193336 | orderCN@merckgroup.com | China | 51389 | 80 |
| Shanghai GL Peptide Ltd. | +86-21-61263310 13764994101 | fisherwang@glschina.com | China | 8058 | 55 |
| parabiochem | 025-83453382-8005 | sale@parabiochem.com | China | 9577 | 55 |
| Amadis Chemical Company Limited | 571-89925085 | sales@amadischem.com | China | 131885 | 58 |
View Latest Price from 1-Methyl-DL-tryptophan manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
![]() |
2021-07-02 | 1-Methyl-DL-tryptophan 97%
26988-72-7
|
$10.00-15.00 | 1KG | 99%+ HPLC | Zhuozhou Wenxi import and Export Co., Ltd | ||
![]() |
2020-03-06 | 1-METHYL-DL-TRYPTOPHAN
26988-72-7
|
$1.00 | 1KG | 99% | Career Henan Chemical Co |
-

- 1-Methyl-DL-tryptophan 97%
26988-72-7
- $10.00-15.00
- 99%+ HPLC
- Zhuozhou Wenxi import and Export Co., Ltd
-

- 1-METHYL-DL-TRYPTOPHAN
26988-72-7
- $1.00
- 99%
- Career Henan Chemical Co





