| Agent Name | Dibutyl phenyl phosphate |
|---|---|
| CAS Number | 2528-36-1 |
| Formula | C14-H23-O4-P |
| Major Category | Other Classes |
| Synonyms | Butyl phenyl phosphate ((BuO)2(PhO)PO); Dibutyl phenyl phosphate; Phosphoric acid, dibutyl phenyl ester; Di(n-butyl) phenyl phosphate; [ChemIDplus] |
| Category | Organophosphates, Other |
| Description | Clear slightly yellow liquid; [HSDB] Very low solubility in water; [ACGIH] |
| Sources/Uses | Used as a hydraulic fluid in aircraft engines and as a plasticizer for polyvinyl chloride; [HSDB] Use in the USA is limited; Workers may be exposed during aircraft maintenance, but exposure levels have not been reported; [ACGIH] |
| Comments | Oral LD50 (rats) = 2620 mg/kg; Dermal LD50 (rabbits) = 5000 mg/kg; Reduces plasma cholinesterase activity and causes liver injury in high-dose animal studies; A skin, eye, and respiratory tract irritant; [ACGIH] An irritant; [MSDSonline] |
| Exposure Assessment | |
| BEI | Acetylcholinesterase activity in red blood cells = 70% of individual's baseline; Butylcholinesterase activity in serum or plasma = 60% of individual's baseline; Sample at end of shift; [TLVs and BEIs] |
| Skin Designation (ACGIH) | Yes |
| TLV (ACGIH) | 0.3 ppm |
| Vapor Pressure | 0.007 mm Hg |
| Lethal Concentration | LC (rat) > 7mg/m3 |
| Explanatory Notes | Flash point = 177 deg C; [HSDB] |
| Adverse Effects | |
| Hepatotoxin | Hepatotoxin, Secondary |
| Links to Other NLM Databases | |
| Health Studies | Human Health Effects from Hazardous Substances Data Bank: |
| Toxicity Information | |
| Chemical Information | |
| Related Information in HazMap | |
| Other Information | No other related information on this agent was found. |
Agent Name
Dibutyl phenyl phosphate
CAS Number
2528-36-1
Formula
C14-H23-O4-P
Major Category
Other Classes
Synonyms
Butyl phenyl phosphate ((BuO)2(PhO)PO); Dibutyl phenyl phosphate; Phosphoric acid, dibutyl phenyl ester; Di(n-butyl) phenyl phosphate; [ChemIDplus]
Category
Organophosphates, Other
Description
Clear slightly yellow liquid; [HSDB] Very low solubility in water; [ACGIH]
Sources/Uses
Used as a hydraulic fluid in aircraft engines and as a plasticizer for polyvinyl chloride; [HSDB] Use in the USA is limited; Workers may be exposed during aircraft maintenance, but exposure levels have not been reported; [ACGIH]
Comments
Oral LD50 (rats) = 2620 mg/kg; Dermal LD50 (rabbits) = 5000 mg/kg; Reduces plasma cholinesterase activity and causes liver injury in high-dose animal studies; A skin, eye, and respiratory tract irritant; [ACGIH] An irritant; [MSDSonline]
Exposure Assessment
BEI
Acetylcholinesterase activity in red blood cells = 70% of individual's baseline; Butylcholinesterase activity in serum or plasma = 60% of individual's baseline; Sample at end of shift; [TLVs and BEIs]
Skin Designation (ACGIH)
Yes
TLV (ACGIH)
0.3 ppm
Vapor Pressure
0.007 mm Hg
Lethal Concentration
LC (rat) > 7mg/m3
Explanatory Notes
Flash point = 177 deg C; [HSDB]
Adverse Effects
Hepatotoxin
Hepatotoxin, Secondary
Links to Other NLM Databases
Toxicity Information
Chemical Information
Related Information in HazMap
Other Information
No other related information on this agent was found.