CAS RN: 126-73-8

Tributyl phosphate, AR

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11 package records4 with current stock11 grade groups
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Batchno.20251230 1ml Out of stock 5-7 business days Inquiry
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Batchno.20250902 1ml In stock Shanghai, Shandong Inquiry
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Batchno.20250917 1ml Out of stock 5-7 business days Inquiry
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Batchno.20250829 1ml Out of stock 5-7 business days Inquiry
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Batchno.20260626 1ml Out of stock 5-7 business days Inquiry
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Batchno.20250811 1ml Out of stock 5-7 business days Inquiry
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Batchno.20260507 1ml Out of stock 5-7 business days Inquiry
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Batchno.20260527 1ml Out of stock 5-7 business days Inquiry
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Batchno.20251103 250mg In stock Inquiry
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Batchno.20250606 100ml / 250ml / 500ml / 2.5L / 5L / 10L / 12X500ml Confirm by inquiry Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
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Batchno.20260514 5ml In stock Shanghai, Guangdong, Chongqing, Hebei Inquiry
  • Product code: SSC-031438
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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 126-73-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
500g >97% 0 Out of Stock Shenzhen Inquiry

126-73-8 / tributyl phosphate

Standard CAS: 126-73-8 Multi CAS: No

Basic Information

CAS
126-73-8
Multi CAS
No
Molecular Formula
C12H27O4P
Molecular Weight
266.310000
Exact Mass
266.164696
SMILES
CCCCOP(=O)(OCCCC)OCCCC
InChI
InChI=1S/C12H27O4P/c1-4-7-10-14-17(13,15-11-8-5-2)16-12-9-6-3/h4-12H2,1-3H3
InChIKey
STCOOQWBFONSKY-UHFFFAOYSA-N

Physical Properties

Melting Point
less than -112 °F (NTP, 1992) Less than -80 °C -112 °F
Boiling Point
552 °F at 760 mmHg (NTP, 1992) 289 °C (decomposes) 552 °F 552 °F (Decomposes)
Density
0.982 at 68 °F (USCG, 1999) - Less dense than water; will float 0.978 at 20 °C/20 °C Bulk Density: 8.19 lb/gal Relative density (water = 1): 0.98 0.982 at 68 °F
Physical Description
Tributyl phosphate is an odorless colorless to yellow liquid. Toxic by ingestion and inhalation. Liquid; Dry Powder Colorless to pale-yellow, odorless liquid; [NIOSH] COLOURLESS ODOURLESS VISCOUS LIQUID. Colorless to pale-yellow, odorless liquid.
Appearance
Colorless to pale-yellow liquid
State
Solid
Storage Conditions
Store in an area without drain or sewer access. Separated from bases and strong oxidants. Conditions for safe storage, including any incompatibilities: Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage.

Computed Properties

Structural Parameters

Heavy atom count
17
Fraction Csp3
1
Rotatable bonds
12
H-bond acceptors
4
Molar refractivity
70.19
TPSA
44.76

LogP / Solubility

WLOGP
4.54
MLOGP
4.01
XLogP3
2.9
Consensus LogP
3.82
Log S (ESOL)
-3.56
Class (ESOL)
Poorly soluble
Log S (Ali)
-5.03
Class (Ali)
Slightly soluble
Log S (SILICOS-IT)
-6.6
Class (SILICOS-IT)
Insoluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-1.12

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
No
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
1.5

Safety & Transport

Pictogram(s)
Irritant Health Hazard Corrosive Environmental Hazard Acute Toxic
Signal
Warning Danger
GHS Hazard Statements
H302: Harmful if swallowed [Warning Acute toxicity, oral] H315: Causes skin irritation [Warning Skin corrosion/irritation] H351: Suspected of causing cancer [Warning Carcinogenicity] H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral] H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
Precautionary Statement Codes
P203, P264, P270, P280, P301+P317, P302+P352, P318, P321, P330, P332+P317, P362+P364, P405, and P501 P203, P264, P270, P273, P280, P301+P317, P302+P352, P318, P321, P330, P332+P317, P362+P364, P405, and P501 P203, P260, P261, P264, P264+P265, P270, P271, P273, P280, P301+P317, P302+P352, P304+P340, P305+P354+P338, P308+P316, P317, P318, P319, P321, P330, P332+P317, P362+P364, P391, P405, and P501 P273, P391, and P501 P260, P264, P264+P265, P270, P271, P280, P284, P301+P317, P302+P352, P304+P340, P305+P351+P338, P316, P319, P320, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

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