p-Toluenesulfonic acid monohydrate PurSure, >98%
PurSure
Linear Formula:
C7H8O3S · xH2O
Molecular Weight: 172.20 g/mol (anhydrous basis)
CAS Number: 6192-52-5
Properties
| Assay Purity | > 98 % |
| M pt. | 103-106°C(lit.),103-106°C(lit.) |
| Density | 1.24 g/cm³ |
| Form | Solid |
Safety Information
| Hazard Statement(s) | H290,H314,H335 |
| Precautionary Statement | P234 - P260 - P271 - P280 - P303 + P361 + P353 - P305 + P351 + P338 |
| GHS Pictogram |
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| Signal word | Danger |
| HS Code | 29041000 |
| Storage Temp. | Store at Room Temperature |
| Storage Class | 8A - Combustible corrosive hazardous materials |
| UN Number | 2585 |
Description
Application
Used as a strong organic acid catalyst in esterification transesterification protection group chemistry (tosylation) Biginelli reactions and synthesis of polymers dyes and pharmaceuticals.
Purpose
Acts as a recyclable non-oxidizing Brnsted acid catalyst to promote dehydration protonation and electrophilic reactions in organic synthesis offering milder conditions than mineral acids while being easy to handle and remove.
General Description
p-Toluenesulfonic acid monohydrate is a white to off-white crystalline solid hygroscopic with a melting point of 96-99C density around 1.24 gcm and high solubility in water alcohols and polar solvents.
Documents
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