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CAS 1309-37-1 Iron(III) oxide molecular structure lightbox
CAS RN: 1309-37-1

Iron(III) oxide

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43 package records41 with current stock24 grade groups
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Batchno.20251019 500g In stock Inquiry
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Batchno.20250107 100g In stock Inquiry
Batchno.20251229 500g In stock Inquiry
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Batchno.20260425 100g In stock Inquiry
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Batchno.20250517 500g In stock Inquiry
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Batchno.20250317 100g In stock Inquiry
Batchno.20250109 12×500g In stock Inquiry
Batchno.20251209 500g In stock Inquiry
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Batchno.20251024 100g In stock Shanghai, Shandong, Guangdong, Chongqing Inquiry
Batchno.20260624 10kg In stock Shanghai, Shandong Inquiry
Batchno.20250712 2.5kg In stock Shanghai, Shandong, Chongqing, Hebei Inquiry
Batchno.20260629 25g In stock Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
Batchno.20250608 500g In stock Shanghai, Shandong, Hebei Inquiry
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Batchno.20260224 25g / 100g / 500g / 2.5kg / 10kg Confirm by inquiry Shanghai, Guangdong, Chongqing, Hebei, Shandong 5-7 business days Inquiry
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Batchno.20250301 500g / 2.5kg Confirm by inquiry Shanghai, Shandong Inquiry
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Batchno.20260103 100g In stock Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
Batchno.20250107 2.5kg In stock Shanghai, Shandong, Chongqing Inquiry
Batchno.20250113 500g In stock Shanghai, Shandong, Chongqing, Hebei Inquiry
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Batchno.20260119 100g In stock Shanghai, Shandong, Guangdong Inquiry
Batchno.20260202 10g In stock Shanghai, Shandong, Hebei Inquiry
Batchno.20250531 2g In stock Shanghai, Shandong, Guangdong, Hebei Inquiry
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Batchno.20260221 100g In stock Shanghai, Shenzhen, Tianjin, Chengdu Inquiry
Batchno.20260511 1kg In stock Shanghai, Tianjin, Chengdu Inquiry
Batchno.20250117 500g In stock Shanghai, Shenzhen, Tianjin Inquiry
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Batchno.20250811 5ml Out of stock 8-10 business days Inquiry
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Batchno.20250421 5ml In stock Shanghai, Shandong Inquiry
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Batchno.20250121 5ml In stock Shanghai Inquiry
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Batchno.20250828 5ml / 25ml Confirm by inquiry Shanghai Inquiry
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Batchno.20251021 5ml In stock Shanghai Inquiry
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Batchno.20260522 5ml In stock Shandong Inquiry
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Batchno.20250515 5ml In stock Shandong Inquiry
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Batchno.20250127 25ml In stock Shanghai Inquiry
Batchno.20250104 5ml In stock Shanghai, Guangdong Inquiry
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Batchno.20250322 5ml / 25ml Confirm by inquiry Shanghai Inquiry
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Batchno.20260314 5ml In stock Inquiry
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Batchno.20260205 5ml In stock Inquiry
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Batchno.20260326 10ml Out of stock Inquiry
Batchno.20250902 5ml In stock Inquiry
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Batchno.20250623 10g In stock Inquiry
Batchno.20250604 25g In stock Inquiry
Batchno.20251104 5g In stock Inquiry
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Batchno.20251121 25g In stock Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
  • Product code: SSC-037437
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Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 500g
  • Available purity: ＞97%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 1309-37-1
Pack Size Recorded Purity Available Qty Ship From Inquiry
500g ＞97% 0 Out of Stock Shanghai Inquiry

1309-37-1 / oxo(oxoferriooxy)iron

Standard CAS: 1309-37-1 Multi CAS: No
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
1309-37-1
Multi CAS
No
Molecular Formula
Fe2O3
Molecular Weight
159.690000
Exact Mass
159.854615
SMILES
O=[Fe]O[Fe]=O
InChI
InChI=1S/2Fe.3O
InChIKey
JEIPFZHSYJVQDO-UHFFFAOYSA-N

Physical Properties

Melting Point
Iron 2664 °F 1539 °C 1565 °C 2664 °F 2849 °F
Density
5.25 g/cu cm 5.24 g/cm³ 5.24
Physical Description
Dry Powder, Other Solid; Dry Powder, Water or Solvent Wet Solid; Other Solid; Liquid, Other Solid; Dry Powder; Water or Solvent Wet Solid; Liquid; Dry Powder, Pellets or Large Crystals; Pellets or Large Crystals; Dry Powder, Liquid; NKRA Reddish-brown solid; Note: Exposure to fume may occur during the arc-welding of iron; [NIOSH] Insoluble in water; [CHEMINFO] REDDISH BROWN-TO-BLACK CRYSTALS OR POWDER. Reddish-brown solid. Reddish-brown solid. [Note: Exposure to fume may occur during the arc-welding of iron.]
Appearance
Reddish-brown hexagonal crystals Reddish or blueish-black powder Steel gray to red hexagonal Red-brown solid. /Iron oxide dust and fume, as Fe/ A fine, red powder of ferric oxide. /Rouge/
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
5
Rotatable bonds
2
H-bond acceptors
3
Molar refractivity
2.46
TPSA
43.37

LogP / Solubility

WLOGP
-0.31
MLOGP
-0.28
XLogP3
-0.31
Consensus LogP
-0.3
Log S (ESOL)
-0.5
Class (ESOL)
Very soluble
Log S (Ali)
-0.64
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.68
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)
-3.91

Drug-likeness / Medicinal Chemistry

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

Safety & Transport

Pictogram(s)
Irritant Environmental Hazard Health Hazard Corrosive
Signal
Warning Danger
GHS Hazard Statements
H319 (18.5%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H411 (12%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard] H370: Causes damage to organs [Danger Specific target organ toxicity, single exposure] H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure] H315: Causes skin irritation [Warning Skin corrosion/irritation]
Precautionary Statement Codes
P264+P265, P273, P280, P305+P351+P338, P337+P317, P391, and P501 P260, P264, P270, P308+P316, P319, P321, P405, and P501 P260, P261, P264, P264+P265, P270, P271, P280, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P332+P317, P362+P364, P403+P233, P405, and P501
DOT ID (UN/NA Number)
1376

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