4-DIMETHYLAMINOAZOBENZENE‡
Chemical Identification | |
---|---|
CAS # | 60-11-7 |
Formula |
C₁₄H₁₅N₃ |
Synonyms |
butter yellow; DAB; p-dimethylaminoazobenzene; N,N-dimethyl-4-aminoazobenzene; methyl yellow |
Physical Properties | |||
---|---|---|---|
Physical description | Yellow, leaf-shaped crystals. | ||
Boiling point | sublimes | Molecular weight | 225.3 |
Freezing point/melting point | 232°F | Vapor pressure | 0.0000003 mmHg (est.) |
Flash point | Vapor density | 7.78 | |
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 | ||||||
---|---|---|---|---|---|---|
Analyte code (IMIS no.) | ||||||
Sampling group | ||||||
Sampler/Sampling media | ||||||
Sampling time* | ||||||
Sampling volume (TWA)* | ||||||
Sampling flow rate (TWA)* | ||||||
Sampling volume (STEL/Peak/C)* | ||||||
Sampling flow rate (STEL/Peak/C)* | ||||||
Analytical method instruments | ||||||
Method reference | ||||||
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 | |
---|---|
Sampler/Sampling media |
Bulk Method |
---|
On-Site Screening Techniques | ||||||
---|---|---|---|---|---|---|
Device | ||||||
Model/Type | ||||||
Sampling information (see manufacturer instructions) |
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 |
|||||
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 |
N |
Skin notation |
N |
Skin notation |
NA |
Skin notation |
N |
Notes:
See 29 CFR 1910.1015, 4- Dimethylaminoazobenzene and 29 CFR 1910.1003, 13 Carcinogens. |
Notes:
CARCINOGEN (Ca): REDUCE EXPOSURE TO LOWEST FEASIBLE CONCENTRATION. See Appendix A, NIOSH Potential Occupational Carcinogens. |
Notes:
Not established |
Notes:
See California Code of Regulations, Title 8, Section 5209. Carcinogens. |
||||
Health factors: See NIH-NLM PubChem. | IDLH | ||||||
Carcinogenic classifications: IARC-2B, NIOSH-Ca, NTP-R, OSHA-Ca |
Notes:
Ca |
||||||
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
|
Additional Resources and Literature References |
---|
NOAA: CAMEO Chemicals - 4-Dimethylaminoazobenzene NIOSH: Pocket Guide to Chemical Hazards - 4-Dimethylaminoazobenzene Literature References
|
Last Updated Date : 12/15/2020