ChemicalBook >> CAS DataBase List >>L(+)-allo-Threonine
L(+)-allo-Threonine
- CAS No.
- 28954-12-3
- Chemical Name:
- L(+)-allo-Threonine
- Synonyms
- Allo-Thr-OH;H-ALLO-THR-O;H-ALLO-THR-OH;L-allo-Thr-OH;l-allothreonin;ALLO-THREONINE;H-L-ALLO-THR-OH;L-ALLO-THREONINE;allo-l-threonine;H-ALLO-THR(BUT)-OH
- CBNumber:
- CB8691943
- Molecular Formula:
- C4H9NO3
- Molecular Weight:
- 119.12
- MDL Number:
- MFCD00064268
- MOL File:
- 28954-12-3.mol
- MSDS File:
- SDS
Last updated:2025-01-27 09:38:02
| Melting point | 272 °C (dec.)(lit.) |
|---|---|
| alpha | 9 º (c=2, H2O) |
| Boiling point | 222.38°C (rough estimate) |
| Density | 1.3126 (rough estimate) |
| refractive index | 10 ° (C=5, H2O) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | Water (Slightly) |
| pka | pK1: 2.108(+1);pK2: 9.096(0) (25°C) |
| form | Crystalline Powder |
| color | White to off-white |
| optical activity | [α]23/D +9.0°, c = 2 in H2O |
| BRN | 1721645 |
| CAS DataBase Reference | 28954-12-3(CAS DataBase Reference) |
| FDA UNII | HCQ253CKVK |
| UNSPSC Code | 12352200 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H302-H315-H319 | |||||||||
| Precautionary statements | P501-P270-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313-P301+P312+P330 | |||||||||
| Safety Statements | 24/25 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | BA4055000 | |||||||||
| HS Code | 29225090 | |||||||||
| NFPA 704 |
|
L(+)-allo-Threonine price More Price(48)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 210269 | L-allo-Threonine 99% | 28954-12-3 | 250MG | $404 | 2023-01-07 | Buy |
| TCI Chemical | A1519 | L-Allothreonine >99.0%(HPLC) | 28954-12-3 | 1g | $455 | 2024-03-01 | Buy |
| TCI Chemical | A1519 | L-Allothreonine >99.0%(HPLC) | 28954-12-3 | 100mg | $125 | 2024-03-01 | Buy |
| Alfa Aesar | H27301 | L-allo-Threonine, 99% | 28954-12-3 | 250mg | $197 | 2021-12-16 | Buy |
| Alfa Aesar | H27301 | L-allo-Threonine, 99% | 28954-12-3 | 1g | $518 | 2021-12-16 | Buy |
L(+)-allo-Threonine Chemical Properties,Uses,Production
Chemical Properties
white to off-white crystalline powder
Uses
L-allo-Threonine is a reactant used in the synthesis of an antibiotic, globomycin, and its congener, SF-1902 A5.
Definition
ChEBI: L-allothreonine is the L-enantiomer of allothreonine. It has a role as an Escherichia coli metabolite and a Saccharomyces cerevisiae metabolite. It is an allothreonine and a L-alpha-amino acid. It is an enantiomer of a D-allothreonine. It is a tautomer of a L-allothreonine zwitterion.
reaction suitability
reaction type: solution phase peptide synthesis
L(+)-allo-Threonine Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 267)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Hebei Mujin Biotechnology Co.,Ltd | +86 13288715578 +8613288715578 | sales@hbmojin.com | China | 12830 | 58 |
| Hebei Weibang Biotechnology Co., Ltd | +8617732866630 | bess@weibangbio.com | China | 18147 | 58 |
| Sichuan HongRi Pharma-Tech Co.,Ltd | +86-028-64841719 +8617390183901 | daisy@enlaibio.com | China | 1106 | 58 |
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | sales@capot.com | China | 29792 | 60 |
| Shanghai Daken Advanced Materials Co.,Ltd | +86-371-66670886 | info@dakenam.com | China | 18949 | 58 |
| Taizhou Tianhong Biochemistry Technology Co., Ltd. | 0523-86132544 | sales@thbiochem.com | CHINA | 305 | 60 |
| ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 | ivan@atkchemical.com | China | 32965 | 60 |
| GenicBio Limited | +86-21-37621270 | service@genicbio.com | CHINA | 991 | 58 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29871 | 58 |
| Hubei Jusheng Technology Co.,Ltd. | 18871490254 | linda@hubeijusheng.com | CHINA | 28172 | 58 |
View Lastest Price from L(+)-allo-Threonine manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2025-02-14 | H-L-allo-Thr-OH
28954-12-3
|
US $0.00-0.00 / kg | 1kg | 99% | 1T | Sichuan HongRi Pharma-Tech Co.,Ltd | |
 |
2025-02-14 | L(+)-allo-Threonine
28954-12-3
|
US $0.00 / KG | 1KG | 99% | 50000KG/month | Hebei Mujin Biotechnology Co.,Ltd | |
 |
2025-02-12 | L-Allothreonine
28954-12-3
|
US $0.00 / Kg/Drum | 1KG | 98%min | 1000kg | WUHAN FORTUNA CHEMICAL CO., LTD |
-
- H-L-allo-Thr-OH
28954-12-3
- US $0.00-0.00 / kg
- 99%
- Sichuan HongRi Pharma-Tech Co.,Ltd
-
- L(+)-allo-Threonine
28954-12-3
- US $0.00 / KG
- 99%
- Hebei Mujin Biotechnology Co.,Ltd
-
- L-Allothreonine
28954-12-3
- US $0.00 / Kg/Drum
- 98%min
- WUHAN FORTUNA CHEMICAL CO., LTD
28954-12-3(L(+)-allo-Threonine)Related Search:
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(2S,3S)-2-Amino-3-hydroxybutyric acid, H-L-allo-Thr-OH
L-allo-Thr-OH
allo-l-threonine
L(+)-allo-Threonine/C4H9NO3
L-Allothreonine>
L(+)-allo-Threonine USP/EP/BP
L-Allothreonine (9CI, ACI)
28954-12-3
Unnatural Amino Acid Derivatives
Threonine Derivatives
Specialty Synthesis
Peptide Synthesis
amino acid derivative
Threonine [Thr, T]
Amino Acids