Dithiolanes
![Sigma Aldrich 3-(4-Chloro-3-methylphenoxy)-8-[(dipropylamino)methyl]-7-hydroxy-2-(trifluoromethyl)-4H-chromen-4-one](https://assets.fishersci.com/TFS-Assets/CCG/Sigma-Aldrich/product-images/5f6b3e48-37fb-41f4-b6e8-5b63609bed62.jpg-250.jpg)
Sigma Aldrich 3-(4-Chloro-3-methylphenoxy)-8-[(dipropylamino)methyl]-7-hydroxy-2-(trifluoromethyl)-4H-chromen-4-one
MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.
Sigma Aldrich 5-Amino-2-phenethylisoindoline-1,3-dione
MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.
Sigma Aldrich 5-Bromoisophthalic acid
MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.
Sigma Aldrich 4-(1H-1,2,4-Triazol-1-yl)butanoic acid hydrochloride
MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.
Research Products International Corp DL-Thioctic Acid 5 G
Substance Name: DL-a-Lipoic acid
CAS Number: 1077-28-7
Molecular Formula: C8H14O2S2
Molecular Weight: 206.3
Chemical Purity: >99%
Soluble in: Ethanol
Store at: Room Temperature
![Research Products International Corp RPI DL-Thioctic Acid [DL-a-Lipoic acid], 25 Grams](https://assets.fishersci.com/TFS-Assets/CCG/product-images/VN00006095-T18600-25.0.JPG-250.jpg)
Research Products International Corp RPI DL-Thioctic Acid [DL-a-Lipoic acid], 25 Grams
Substance Name: DL-a-Lipoic acid
CAS Number: 1077-28-7
Molecular Formula: C8H14O2S2
Molecular Weight: 206.3
Chemical Purity: >99%
Soluble in: Ethanol
Store at: Room Temperature
Medchemexpress LLC Alpha-lipoic acid | 1077-28-7 | MFCD00005474 | 10 MG
Analytical standard of α-lipoic acid supplied as a 10 mg reference material for research and analytical applications. Suitable for assay, calibration, and analytical method development. CAS number 1077-28-7; molecular weight 206.33; molecular formula C8H14O2S2.
- Supplied as a 10 mg reference material for analytical use.
- Suitable for assay calibration and method validation.
- Provides molecular and CAS identification for traceability.
- Intended for research and analytical applications, including method development.
Medchemexpress LLC Alpha-lipoic acid choline ester chloride | 1808266-58-1 | 99.7% | C13H26ClNO2S2 | 10MG
Alpha-lipoic acid choline ester chloride is a chemically modified derivative of alpha-lipoic acid provided as a research-grade solid for biochemical and pharmacological studies. It has molecular formula C13H26ClNO2S2, molecular weight 327.93 g/mol, and high purity suitable for analytical and in vitro applications.
- High purity (99.7%) suitable for analytical and in vitro studies.
- Available in small milligram quantities for screening and assay work.
- Off-white to light yellow solid, easy to handle and store.
- Soluble in DMSO for preparation of concentrated stock solutions.
- Useful as a reagent in studies of lipoic acid derivatives and choline conjugates.
Medchemexpress LLC 5-Aminoisophthalic acid | 99-31-0 | MFCD00002522 | 99.0% | 181.15 g·mol⁻¹ | C8H7NO4 | 100 G
5-Aminoisophthalic acid is an aromatic organic reagent used as a building block and biochemical reagent for life-science research, including in vitro proteomics applications. It is supplied as a solid suitable for synthesis and analytical workflows.
- CAS number: 99-31-0.
- Molecular formula: C8H7NO4.
- Molecular weight: 181.15 g·mol⁻¹.
- Purity: 99.0% (manufacturer listed).
- Appearance: off-white to light yellow solid.
- Available pack sizes: 25 g, 100 g, >100 g.
- Storage: room temperature (3 years); in solution -80°C (2 years), -20°C (1 year).
- Intended use: research use only; not for clinical use.
Medchemexpress LLC Alpha-lipoic acid choline ester chloride | 1808266-58-1 | 99.7% | 327.93 | C13H26ClNO2S2 | 5 MG
Alpha-lipoic acid choline ester chloride is a choline ester derivative of alpha-lipoic acid provided for laboratory research. It can reduce protein disulfides and has been studied for improving lens elasticity and other presbyopia-related effects. The compound is supplied as a solid and as prepared DMSO solutions; store sealed at 4°C and handle per standard laboratory safety procedures.
- Choline ester derivative of alpha-lipoic acid
- Reduces protein disulfides
- Enhances lens elasticity in preclinical studies
- Available as solid and 10 mM DMSO solutions
- High purity (99.7%)
- Molecular formula C13H26ClNO2S2; molecular weight 327.93
Medchemexpress LLC Alpha-lipoic acid-NHS | 40846-94-4 | 98.0% | C12H17NO4S2 | 250 MG
Alpha-lipoic acid-NHS is an alkyl/ether-based PROTAC linker utilized in the synthesis of PROTACs. PROTACs feature two ligands connected by a linker, one for an E3 ubiquitin ligase and another for a target protein, enabling the selective degradation of target proteins via the intracellular ubiquitin-proteasome system. This compound has a molecular weight of 303.40 and is a white to yellow solid, intended for research use only.
- Alkyl/ether-based PROTAC linker
- Used in the synthesis of PROTACs
- Exploits the intracellular ubiquitin-proteasome system
- Molecular weight of 303.40
- Appears as a white to yellow solid
- Shipping at room temperature (continental US)
- Storage at -20°C, sealed, away from moisture
- In solvent storage: -80°C for 6 months, -20°C for 1 month
- Solubility in ethanol: 2 mg/mL (6.59 mM) with ultrasonic and warming to 60°C
Medchemexpress LLC Alpha-Lipoic acid-NHS | 40846-94-4 | 98.0% | C12H17NO4S2 | 100 MG
Alpha-Lipoic acid-NHS is an alkyl/ether-based PROTAC linker that can be used in the synthesis of PROTACs. PROTACs are designed to contain two different ligands connected by a linker, one for an E3 ubiquitin ligase and the other for the target protein, exploiting the intracellular ubiquitin-proteasome system to selectively degrade target proteins. This product is intended for research use only.
- Alkyl/ether based PROTAC linker
- Used in synthesis of PROTACs
- Solid appearance
- White to yellow color
- Molecular weight of 303.40
- Purity of 98.0%
Medchemexpress LLC Isophthalic acid | 121-91-5 | 100.0% | 166.13 | 50 G
Isophthalic acid is a biological material or organic compound extensively utilized in life science research.
- Purity of 99.96%
- Molecular weight of 166.13
- Formula C8H6O4
- CAS number 121-91-5
- Solid appearance
- White to off-white color
- Ships at room temperature
- Powder storage at -20°C for 3 years, 4°C for 2 years
- Storage in solvent at -80°C for 6 months, -20°C for 1 month
- Solubility of 200 mg/mL in DMSO
Medchemexpress LLC 5-aminoisophthalic acid | 99-31-0 | MFCD00002522 | 99.9% | 181.15 g/mol | C8H7NO4 | 25 G
5-Aminoisophthalic acid is an organic biochemical reagent (5-aminobenzene-1,3-dicarboxylic acid) used as a building block and reagent in organic synthesis and biochemical research. It is supplied as an off-white to light-yellow solid with high purity and good solubility in DMSO, and documentation is provided for safe handling and quality assurance.
- High purity suitable for research applications.
- Molecular weight 181.15 g/mol and formula C8H7NO4 for accurate stoichiometry.
- Off-white to light-yellow solid that is easy to handle.
- Soluble in DMSO (≥200 mg/mL) for convenient stock solution preparation.
- Certificate of analysis, SDS, and handling instructions available for quality and safety.
- Available in lab-scale quantities such as 25 g and 100 g for small-batch synthesis.
Medchemexpress LLC 4-Hydroxyisophthalic acid | 636-46-4 | 99.5% | C8H6O5 | 25 MG
4-Hydroxyisophthalic acid activates antioxidant enzymes, such as catalase (CAT) and superoxide dismutase (SOD), scavenges free radicals, and exhibits antioxidant property. It also activates AChE and BChE, enhancing neuronal function and improving Tau-induced neurobehavioral defects. Additionally, it improves cognitive defects and ameliorates circadian rhythm disorders in fruit flies.
- Activates antioxidant enzymes (CAT and SOD)
- Scavenges free radicals
- Exhibits antioxidant properties
- Enhances neuronal function
- Improves Tau-induced neurobehavioral defects
- Ameliorates circadian rhythm disorders
- Molecular weight: 182.13
- Appearance: Solid
- Color: Off-white to pink
- Structure classification: Ketones, aldehydes, acids
- Derived from plants Apocynaceae Decalepis hamiltonii Wight & Arn.
- For research use only