CAS RN: 76508-35-5

Isopropyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide (Piroxicam Impurity I)

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Batch No.PackageAvailabilityLead TimeInquiry
Batchno.20260525 100mg Out of stock 15 business days Inquiry
  • Product code: starshine_CAS76508-35-5
  • Purity/Analytical Methods: >99.0%
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76508-35-5 / propan-2-yl 4-hydroxy-1,1-dioxo-2H-1lambda6,2-benzothiazine-3-carboxylate

Standard CAS: 76508-35-5 Multi CAS: No

Basic Information

CAS
76508-35-5
Multi CAS
No
Molecular Formula
C12H13NO5S
Molecular Weight
283.300000
Exact Mass
283.051444
InChI
InChI=1S/C12H13NO5S/c1-7(2)18-12(15)10-11(14)8-5-3-4-6-9(8)19(16,17)13-10/h3-7,13-14H,1-2H3
InChIKey
KCSORUCCHDBUFQ-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
19
Aromatic heavy atom count
6
Fraction Csp3
0.25
Rotatable bonds
2
H-bond acceptors
5
H-bond donors
2
Molar refractivity
67.54
TPSA
92.7

LogP / Solubility

WLOGP
1.16
MLOGP
1.03
XLogP3
1.8
Consensus LogP
1.33
Log S (ESOL)
-2.43
Class (ESOL)
Moderately soluble
Log S (Ali)
-2.72
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-2.7
Class (SILICOS-IT)
Moderately soluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
Yes
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.63

Drug-likeness / Medicinal Chemistry

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

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