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CAS 7440-65-5 Yttrium molecular structure lightbox
CAS RN: 7440-65-5

Yttrium

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  • Product code: starshine_CAS7440-65-5
  • Purity/Analytical Methods: >99.0%
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7440-65-5 / yttrium

Standard CAS: 7440-65-5 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
7440-65-5
Multi CAS
No
Molecular Formula
Y
Molecular Weight
88.905840
Exact Mass
88.905838
InChI
InChI=1S/Y
InChIKey
VWQVUPCCIRVNHF-UHFFFAOYSA-N

Physical Properties

Melting Point
2732 °F (NIOSH, 2024) 1522 °C 1526 °C 2732 °F
Boiling Point
5301 °F at 760 mmHg (NIOSH, 2024) 3345 °C 5301 °F
Density
4.47 (NIOSH, 2024) - Denser than water; will sink 4.47 g/cu cm 4.47
Physical Description
Soft silvery-white metal in bulk. Dark-gray to black odorless powder. Mp: 1509 °C; bp 2927 °C. Density: 4.47 g cm-3 at 20 °C. May irritate the respiratory tract if inhaled as a powder. May irritate the digestive tract if swallowed. Vapors may cause dizziness or suffocation. Dark-gray to black, odorless solid; [CAMEO] Some compounds, e.g., nitrates, are soluble in water; [ACGIH] Solid Dark-gray to black, odorless powder. Soft silvery-white metal in bulk. Dark-gray to black, odorless solid.
Appearance
Iron-gray, lustrous powder; darkens on exposure to light Hexagonal, silvery-metallic colored element...gray-black when finely divided. Brittle...harder than zinc.
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
1
TPSA
0.0000

LogP / Solubility

MLOGP
-0.02
Consensus LogP
-0.01
Log S (ESOL)
-0.39
Class (ESOL)
Very soluble
Log S (Ali)
-0.29
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.24
Class (SILICOS-IT)
Very soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.26

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
1

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