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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 396813Generated: October 26, 2026

4-(5-Fluoro-1,3-benzothiazol-2-yl)-2-methylaniline

5F203 · 5F-203 · NSC-703786 · 5-fluoro 203 · 5F 203 (5F-203 · NSC-703786 (5F-203) · 5-fluoro 203, 10 mM in DMSO · 4-(5-Fluorobenzo[d]thiazol-2-yl)-2-methylaniline

https://huagongshe.com/en/chemical/396813

4-(5-Fluoro-1,3-benzothiazol-2-yl)-2-methylaniline molecular structure

Identifiers & Physical Properties

CAS No.260443-89-8
Molecular formulaC14H11FN2S
Average molar mass258.32 g/mol
Monoisotopic mass258.06269757 g/mol
SMILESCc1cc(-c2nc3cc(F)ccc3s2)ccc1N
InChIKeyIFWLHIIUGSEKKE-UHFFFAOYSA-N
PubChem CID396813
ChEMBLCHEMBL286593
EC No.809-097-1
DTXSIDDTXSID80327929

Chemical & Physical Properties

XLogP3.8
Topological polar surface area67.2
Hydrogen bond donors1
Hydrogen bond acceptors4
Rotatable bonds1
Heavy atoms18
Formal charge0
Complexity302
Storage conditions2-8°C
SolubilityDMSO: soluble20mg/mL, clear
Physical statepowder
Colorwhite to beige
InChI1S/C14H11FN2S/c1-8-6-9(2-4-11(8)16)14-17-12-7-10(15)3-5-13(12)18-14/h2-7H,16H2,1H3
InChIKeyIFWLHIIUGSEKKE-UHFFFAOYSA-N
SMILESFc1cc2nc([s]c2cc1)c3cc(c(cc3)N)C
FDA UNII3J3GHW53E4
UNSPSC Code12352200
NACRESNA.77
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302
GHS precautionary statementsP280-P305+P351+P338
Hazard symbolsXn
Risk statements (R)22
Water hazard class (WGK)3
Storage class11 - Combustible Solids
Hazard classAcute Tox. 4 Oral

Safety & Regulations

GHS classificationWarningH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 40 reports by companies from 2 notifications to the ECHA C&L Inventory.
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Water hazard class (WGK)3
Risk statements (R)22
Signal wordWarning
GHS pictogramGHS07
Hazard symbolsXn
Storage class11 - Combustible Solids
GHS hazard statementsH302
Hazard classAcute Tox. 4 Oral
GHS precautionary statementsP280-P305+P351+P338

Applications & Uses

Uses

5-Fluoro 203 is a cytotoxic agent which actiates AhR signaling, inducing transcription of CYP1A1 which leads to the formation of DNA adducts and cell cycle arrest.