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Caffeine, 99.7%, Thermo Scientific Chemicals
It acts as a stimulant drug and a reversible acetylcholinesterase inhibitor. It plays an important role for the inactivation of Escherichia coli O 157:H 7 in brain heart infusion (BHI) broth. It is also useful for the protection from photodamage after ultraviolet irradiation.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Specifications
Melting Point
234°C to 236°C
Density
1.23 g/mL
Boiling Point
178°C (sublimation)
Assay Percent Range
99.7%
Quantity
25 g
Beilstein
17705
Solubility Information
Soluble in water,pyridine and ethyl acetate. Partially soluble in acetone,alcohol and petroleum ether.
Formula Weight
194.19
Physical Form
Powder
Chemical Name or Material
Caffeine
Hazard Category
H302
Precautionary Statement
P264b-P270-P301+P312-P330-P501c
DOTInformation
Hazard Class: 6.1; Packaging Group: III
EINECSNumber
200-362-1
RTECSNumber
EV6475000
TSCA
Yes
Recommended Storage
Ambient temperatures
RUO – Research Use Only
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