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CAS 933-52-8 Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene] molecular structure lightbox
CAS RN: 933-52-8

Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene]

  • Product code: SSC-207287
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Verified Factory Data

Supply Overview & Packaging Options

Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.

  • Pack sizes on record: 1g, 5g, 10g, 25g, 100g
  • Available purity: 99%
  • Inventory rows with stock: 6
  • Bulk packaging: confirmed by inquiry
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Available Pack Sizes & Stock

Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 933-52-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g -- 4 In Stock Hong Kong Inquiry
1g 99% 4 In Stock Beijing Inquiry
5g 99% 3 In Stock Shenzhen Inquiry
10g 99% 3 In Stock Hong Kong Inquiry
5g -- 2 In Stock Hong Kong Inquiry
10g -- 1 In Stock Hong Kong Inquiry
25g -- 0 Out of Stock Beijing Inquiry
25g 99% 0 Out of Stock Shenzhen Inquiry
100g -- 0 Out of Stock Hong Kong Inquiry
100g 99% 0 Out of Stock Shanghai Inquiry

933-52-8 / 2,2,4,4-tetramethylcyclobutane-1,3-dione

Standard CAS: 933-52-8 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
933-52-8
Multi CAS
No
Molecular Formula
C8H12O2
Molecular Weight
140.180000
Exact Mass
140.083730
InChI
InChI=1S/C8H12O2/c1-7(2)5(9)8(3,4)6(7)10/h1-4H3
InChIKey
RGCDVHNITQEYPO-UHFFFAOYSA-N

Physical Properties

Physical Description
White crystalline solid
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
10
Fraction Csp3
0.75
H-bond acceptors
2
Molar refractivity
37.58
TPSA
34.14

LogP / Solubility

WLOGP
1.19
MLOGP
1.04
XLogP3
1.7
Consensus LogP
1.31
Log S (ESOL)
-1.46
Class (ESOL)
Soluble
Log S (Ali)
-1.57
Class (Ali)
Soluble
Log S (SILICOS-IT)
-1.56
Class (SILICOS-IT)
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)
-2.73

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
1.5

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