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O-tert-Butyl-L-threonine tert-Butyl Ester
(CAS Number:5854-78-4 Product Number:B3340)


O-tert-Butyl-L-threonine tert-Butyl Ester
Synonym H-Thr(tBu)-OtBu

General Information

Product Number B3340

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Purity/Analysis Method >96.0%(T)
Storage Temperature
M.F. / M.W. C12H25NO3=231.34
CAS Number 5854-78-4
Related CAS Number
MDL Number MFCD00077109
  • Product Details
  • Safety & Regulations
  • Reference & Application


Purity(Nonaqueous Titration) min. 96.0 %
Specific gravity (20/20) 0.9350 to 0.9390
Refractive index n20/D 1.4320 to 1.4360
Specific rotation [a]20/D +2.0 to +4.0 deg(C=1, EtOH)

Data of Reference

bp 70°C/0.8mmHg(lit.)


Reaxys-RN 2414383
PubChem SID 87561407


Signal Word Warning
Hazard Statements
  • H227
  • :Combustible liquid.
Precautionary Statements
  • P210
  • :Keep away from flames and hot surfaces. – No smoking.
  • P280
  • :Wear protective gloves, eye protection.
  • P370+P378
  • :In case of fire: Use dry chemical, dry sand or foam to extinguish.
  • P403+P235
  • :Store in a well-ventilated place. Keep cool.
  • P501
  • :Dispose of contents and container in accordance with local, regional, national regulations (e.g. US: 40 CFR Part 261, EU:91/156/EEC, JP: Waste Disposal and Cleaning Act, etc.).

Transport Information

HS Number 2922.50.5000


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