Thermo Scientific Chemicals TAPSO, 99+%, for biochemistry

Product Code	Brand	Quantity	Packaging
13564990	Thermo Scientific Chemicals 327810250	25 g	Glass bottle
13534990	Thermo Scientific Chemicals 327811000	100 g	Glass bottle
13594990	Thermo Scientific Chemicals 327815000	500 g	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Biological buffer

Chemical Identifiers

• CAS: 68399-81-5
• Molecular Weight (g/mol): 259.273
• InChI Key: RZQXOGQSPBYUKH-UHFFFAOYSA-N
• PubChem CID: 109334
• SMILES: C(C(CS(=O)(=O)O)O)NC(CO)(CO)CO

• Molecular Formula: C7H17NO7S
• MDL Number: MFCD00038352
• Synonym: 3-(N-Tris-(hydroxymethyl)methylamino)-2-hydroxypropanesulfonic acid
• IUPAC Name: 3-[[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]-2-hydroxypropane-1-sulfonic acid

Specifications

• Absorbance: (0.1 M aq. soln.)
• CAS: 68399-81-5
• Color: White to Yellow
• Physical Form: Powder
• Infrared Spectrum: Authentic
• Linear Formula: (HOCH₂)₃CNHCH₂CH(OH)CH₂SO₃H
• Synonym: 3-(N-Tris-(hydroxymethyl)methylamino)-2-hydroxypropanesulfonic acid
• InChI Key: RZQXOGQSPBYUKH-UHFFFAOYSA-N
• IUPAC Name: 3-[[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]-2-hydroxypropane-1-sulfonic acid
• PubChem CID: 109334
• Percent Purity: ≥99% (Acid)
• Chemical Name or Material: TAPSO

• Absorbance Conditions: (0.1M aq. soln.)
• Melting Point: 220.0°C to 221.0°C
• pH: 4.3 to 5.3 (1% aq. soln. at 25°C)
• Assay Percent Range: 99+%
• Molecular Formula: C7H17NO7S
• MDL Number: MFCD00038352
• Solubility Information: Solubility in water: ca 129.6g/L (20°C).
• SMILES: C(C(CS(=O)(=O)O)O)NC(CO)(CO)CO
• Molecular Weight (g/mol): 259.273
• Formula Weight: 259.3
• Grade: Biochemical

Safety and Handling

GHS P Statement
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

Warning

Product Identifier

• TAPSO

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.
• H315-Causes skin irritation.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only