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ChemicalBook >> CAS DataBase List >> L-Threonine

L-Threonine

sòng bạc tiền thậtLiên kết đăng nhập
  • $4.77 - $23730
  • Product name: L-Threonine
  • CAS: 72-19-5
  • MF: C4H9NO3
  • MW: 119.12
  • EINECS:200-774-1
  • MDL Number:MFCD00064270
  • Synonyms:L(-)-THREONINE;L-THREONINE;H-L-THR-OH;H-THR-OH-THREONINE;L-THREONINE extrapure CHR;L-Tlhreonine;L-α-amino-β-hydroxy-butiric acid;L-β-hydroxy-2-aminobutyric acid
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  • ManufacturerAcrotein
  • Product numberNA-0790
  • Product descriptionL-Threonine 97%
  • Packaging25g
  • Price$4.77
  • Updated2022-12-16
  • Buy
  • ManufacturerAcrotein
  • Product numberNA-0790
  • Product descriptionL-Threonine 97%
  • Packaging1kg
  • Price$110
  • Updated2022-12-16
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS32885
  • Product descriptionL-Threonine 97+% ee
  • Packaging25g
  • Price$27
  • Updated2022-12-16
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS32885
  • Product descriptionL-Threonine 97+% ee
  • Packaging100g
  • Price$98
  • Updated2022-12-16
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  • ManufacturerAHH
  • Product numberMT-53326
  • Product descriptionL-Threonine 99%
  • Packaging1000g
  • Price$230
  • Updated2022-12-16
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  • ManufacturerAK Scientific
  • Product numberG142
  • Product descriptionL-Threonine
  • Packaging100g
  • Price$34
  • Updated2022-12-16
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  • ManufacturerAlfa Aesar
  • Product numberA16851
  • Product descriptionL-Threonine, 98+%
  • Packaging25g
  • Price$56.3
  • Updated2025-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberJ63709
  • Product descriptionL-Threonine, Cell Culture Reagent
  • Packaging250g
  • Price$67.2
  • Updated2025-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberJ22290
  • Product descriptionL-Threonine, 98.5+%, Ultrapure, Affymetrix/USB
  • Packaging100g
  • Price$122
  • Updated2025-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA16851
  • Product descriptionL-Threonine, 98+%
  • Packaging100g
  • Price$134
  • Updated2025-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberJ63709
  • Product descriptionL-Threonine, Cell Culture Reagent
  • Packaging1kg
  • Price$207
  • Updated2025-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA16851
  • Product descriptionL-Threonine, 98+%
  • Packaging500g
  • Price$515
  • Updated2025-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberJ22290
  • Product descriptionL-Threonine, 98.5+%, Ultrapure, Affymetrix/USB
  • Packaging1kg
  • Price$757.65
  • Updated2025-03-01
  • Buy
  • ManufacturerAmbeed
  • Product numberA110778
  • Product descriptionH-Thr-OH 97+%
  • Packaging25g
  • Price$5
  • Updated2022-12-16
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  • ManufacturerAmbeed
  • Product numberA110778
  • Product descriptionH-Thr-OH 97+%
  • Packaging100g
  • Price$8
  • Updated2022-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA110778
  • Product descriptionH-Thr-OH 97+%
  • Packaging500g
  • Price$31
  • Updated2022-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Acrotein NA-0790 L-Threonine 97% 25g $4.77 2022-12-16 Buy
Acrotein NA-0790 L-Threonine 97% 1kg $110 2022-12-16 Buy
Activate Scientific AS32885 L-Threonine 97+% ee 25g $27 2022-12-16 Buy
Activate Scientific AS32885 L-Threonine 97+% ee 100g $98 2022-12-16 Buy
AHH MT-53326 L-Threonine 99% 1000g $230 2022-12-16 Buy
AK Scientific G142 L-Threonine 100g $34 2022-12-16 Buy
Alfa Aesar A16851 L-Threonine, 98+% 25g $56.3 2025-03-01 Buy
Alfa Aesar J63709 L-Threonine, Cell Culture Reagent 250g $67.2 2025-03-01 Buy
Alfa Aesar J22290 L-Threonine, 98.5+%, Ultrapure, Affymetrix/USB 100g $122 2025-03-01 Buy
Alfa Aesar A16851 L-Threonine, 98+% 100g $134 2025-03-01 Buy
Alfa Aesar J63709 L-Threonine, Cell Culture Reagent 1kg $207 2025-03-01 Buy
Alfa Aesar A16851 L-Threonine, 98+% 500g $515 2025-03-01 Buy
Alfa Aesar J22290 L-Threonine, 98.5+%, Ultrapure, Affymetrix/USB 1kg $757.65 2025-03-01 Buy
Ambeed A110778 H-Thr-OH 97+% 25g $5 2022-12-16 Buy
Ambeed A110778 H-Thr-OH 97+% 100g $8 2022-12-16 Buy
Ambeed A110778 H-Thr-OH 97+% 500g $31 2022-12-16 Buy

Properties

Melting point :256 °C (dec.) (lit.)
Boiling point :222.38°C (rough estimate)
alpha :-28.4 º (c=6, H2O)
Density :1.3126 (rough estimate)
FEMA :
refractive index :-28 ° (C=6, H2O)
storage temp. :2-8°C
solubility :H2O: 50 mg/mL
form :powder
pka :2.09(at 25℃)
color :Yellow
PH :5-6 (100g/l, H2O, 20℃)
Odor :ADM L-Threonine is a high quality product specifically designed for the feed industry. Produced from advanced technology, ADM L-Threonine is composed of 100% isomerically pure L-Threonine, which translates into 100% bioavailability for swine, poultry, and other animals.mild savory
Odor Type :savory
optical activity :[α]20/D 28.5±0.5°, c = 5% in H2O
Water Solubility :90 g/L (20 ºC)
JECFA Number :2119
Merck :14,9380
BRN :1721646
Stability :Stable. Incompatible with strong oxidizing agents.
InChIKey :AYFVYJQAPQTCCC-GBXIJSLDSA-N
LogP :-2.94
CAS DataBase Reference :72-19-5(CAS DataBase Reference)
NIST Chemistry Reference :
EPA Substance Registry System :

Safety Information

Symbol(GHS): sòng bạc tiền thậtLiên kết đăng nhập
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning sòng bạc tiền thậtLiên kết đăng nhập P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning sòng bạc tiền thậtLiên kết đăng nhập P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning sòng bạc tiền thậtLiên kết đăng nhập
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Description

Threonine is used to treat various nervous system disorders including spinal spasticity, multiple sclerosis, familial spastic paraparesis, and amyotrophic lateral sclerosis (ALS, Lou Gehrig's disease). Useful with intestinal disorders and indigestion, threonine has also been used to alleviate anxiety and mild depression. . L-threonine has been used clinically with the aim of increasing glycine concentrations in the cerebral spinal fluid of patients with spasticity.

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