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Substance Name: Uranium
RN: 7440-61-1
UNII: 4OC371KSTK
InChIKey: JFALSRSLKYAFGM-UHFFFAOYSA-N
Note
- A radioactive element of the actinide series of metals. It has an atomic symbol U, atomic number 92, and atomic weight 238.03. U-235 is used as the fissionable fuel in nuclear weapons and as fuel in nuclear power reactors.
Molecular Formula
- U
Molecular Weight
- 238.03
Classification Codes
- 2007 CERCLA Priority List, Rank: 98
- 2011 CERCLA Priority List, Rank: 97
- TWA 0.05 mg/m3 for soluble compounds; 0.25 mg/m3 for insoluble compounds
- TWA 0.2 mg/m3; STEL 0.6 mg/m3; Confirmed human carcinogen
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Names and Synonyms
Name of Substance
- Uranium
MeSH Heading
- Uranium
Synonyms
- 238U
- 238U Element
- CCRIS 9497
- EINECS 231-170-6
- HSDB 2553
- UNII-4OC371KSTK
- Uranium
- Uranium I ((238)U)
- Uranium, isotope of mass 238
- Uranium-238
Systematic Name
- Uranium
Superlist Names
- UN2979
- Uranium
- Uranium metal, pyrophoric
- Uranium metal, pyrophoric [UN2979] [Radioactive]
- Uranium, elemental
- Uranium, insoluble compounds
- Uranium, natural
- Uranium, soluble compounds
Registry Numbers
CAS Registry Number
- 7440-61-1
FDA UNII
- 4OC371KSTK
Other Registry Numbers
- 1240656-48-7
- 24678-82-8
System Generated Number
- 0007440611
Structure Descriptors
InChI
InChI=1S/UInChIKey
JFALSRSLKYAFGM-UHFFFAOYSA-NSmiles
[U]Toxicity
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
rat | LD50 | unreported | 750mg/kg (750mg/kg) | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 37(10), Pg. 27, 1972. |