17-α-METHYL TESTOSTERONE

Chemical Identification
Chemical Identification
CAS # 58-18-4
Formula

C₂₀H₃₀O₂

Synonyms

17 β-hydroxy-17 α-methyl-4-androsten-3-one; mesterone; andrometh; 17-methyl testosterone; Nu-man; Testoviron

Physical Properties
Physical Properties
Physical description White crystals
Boiling point Molecular weight 302.5
Freezing point/melting point 323.6-334.4°F Vapor pressure
Flash point 41°F Vapor density
Specific gravity Ionization potential
Lower explosive limit (LEL) Upper explosive limit (UEL)
NFPA health rating NFPA fire rating
NFPA reactivity rating NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) M350
Sampling group
Sampler/Sampling media GFF Gelman Type A (37 mm) in 3-piece cassette no backup pad [SKC 225-706]
Sampling time*
Sampling volume (TWA)*

240 min

Sampling flow rate (TWA)*

240 L

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*

1 L/min

Analytical method instruments LC
Method reference OSHA PV2001 (partially validated)
Notes
Special requirements

* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.

Wipe Method
Wipe Method
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
On-Site Screening Techniques
Device
Model/Type
Sampling information
(see manufacturer instructions)
Exposure Limits
Exposure Limits
OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
NIOSH REL
Up to 10-hour TWA
(ST) STEL
(C) Ceiling
ACGIH TLV©
8-hour TWA
(ST) STEL
(C) Ceiling
CAL/OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
PEL-TWA REL-TWA TLV-TWA PEL-TWA
PEL-STEL REL-STEL TLV-STEL PEL-STEL
PEL-C REL-C TLV-C PEL-C
Skin notation

NA

Skin notation

NA

Skin notation

NA

Skin notation

NA

Notes:

Not established

Notes:

Not established

Notes:

Not established

Notes:

Not established

Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals -

NIOSH: Pocket Guide to Chemical Hazards -

Literature References

Last Updated Date : 12/14/2020