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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

16alpha-hydroxyprednisolone is not classified for physical hazards.

See below a table of the physico-chemical properties of 16alpha-hydroxyprednisolone:

Name

16alpha-hydroxyprednisolone

CAS number

13951-70-7

Molecular formula

C21H28O6

State of the substance at 20°C and 101.3kPa

White solid/powder

Molecular weight

376.45 g/mol

Melting point

Decomposes above 180°C before melting1

Relative density

1.28 at 20°C 1

Vapour pressure

3 x 10-10Pa at 25ºC2

Water solubility

815 mg/L at 20°C1

Partition coefficient n-octanol/water

Log Pow=0.8 at 25°C1

Flammability

Negative

Relative self-ignition temperature

Does not self-ignite below 400°C1

1HLS Study Report No PPM0011 (2013)

2HLS Study Report No PPM0015 (2013)