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CAS 57-68-1 Sulfamethazine molecular structure lightbox
CAS RN: 57-68-1

Sulfamethazine

Product Availability

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7 package records7 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260401 100g In stock Shanghai, Shenzhen, Chengdu Inquiry
Batchno.20260319 100mg In stock Shanghai, Tianjin, Chengdu Inquiry
Batchno.20260410 25g In stock Shanghai, Shenzhen, Tianjin Inquiry
Batchno.20260104 25mg In stock Shanghai, Wuhan Inquiry
Batchno.20250511 500g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20260108 50mg In stock Shanghai, Wuhan Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250718 1ml In stock Inquiry
  • Product code: SSC-165081
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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 57-68-1
Pack Size Recorded Purity Available Qty Ship From Inquiry
500g ≥97% 0 Out of Stock Shenzhen Inquiry

57-68-1 / 4-amino-N-(4,6-dimethylpyrimidin-2-yl)benzenesulfonamide

Standard CAS: 57-68-1 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
57-68-1
Multi CAS
No
Molecular Formula
C12H14N4O2S
Molecular Weight
278.330000
Exact Mass
278.083747
InChI
InChI=1S/C12H14N4O2S/c1-8-7-9(2)15-12(14-8)16-19(17,18)11-5-3-10(13)4-6-11/h3-7H,13H2,1-2H3,(H,14,15,16)
InChIKey
ASWVTGNCAZCNNR-UHFFFAOYSA-N

Physical Properties

Melting Point
387 to 392 °F (NTP, 1992) 176 °C (also reported as mp 178-179 °C; mp 198-199 °C; mp 205-207 °C) 198.5 °C
Density
1.4655 g/cu cm
Physical Description
Sulfamethazine appears as odorless sticky, white or creamy-white crystalline powder. Slightly bitter taste. An antibacterial. Solid
Appearance
Crystals from dioxane-water Creamy-white powder or crystals from dioxan White or yellowish-white powder
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
19
Aromatic heavy atom count
12
Fraction Csp3
0.17
Rotatable bonds
3
H-bond acceptors
5
H-bond donors
2
Molar refractivity
73.17
TPSA
97.97

LogP / Solubility

WLOGP
1.48
MLOGP
1.31
XLogP3
0.3
Consensus LogP
1.03
Log S (ESOL)
-2.77
Class (ESOL)
Moderately soluble
Log S (Ali)
-2.91
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-3.05
Class (SILICOS-IT)
Poorly 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)
-3.37

Drug-likeness / Medicinal Chemistry

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

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