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(CAS RN:19457-55-7 Product Number:M3121)



General Information

Product Number M3121

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Purity/Analysis Method >98.0%(HPLC)
Storage Temperature
M.F. / M.W. C20H26O2=298.43
CAS RN 19457-55-7
Related CAS RN
MDL Number MFCD09038727
Packaging and Container
  • Product Details
  • Safety & Regulations


Purity(HPLC) min. 98.0 area%
Specific rotation [a]20/D +390 to +430 deg(C=1, CHCL3)

Data of Reference

λmax 259(EtOH)(lit.)


Reaxys-RN 4514172
PubChem SID 354335792


Signal Word Warning
Hazard Statements
  • H361fd
  • :Suspected of damaging fertility. Suspected of damaging the unborn child.
Precautionary Statements
  • P201
  • :Obtain special instructions before use.
  • P202
  • :Do not handle until all safety precautions have been read and understood.
  • P280
  • :Wear protective gloves, protective clothing, face protection.
  • P308+P313
  • :IF exposed or concerned: Get medical advice or attention.
  • P405
  • :Store locked up.
  • P501
  • :Dispose of contents/container through a waste management company authorized by the local government.

Transport Information

HS Number 2937290000


A Synthetic Intermediate of Exemestane

This product is a synthetic intermediate of exemestane (FCE 24304) [E0941] which is a potent and selective aromatase inhibitor.


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