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Thioxanthene

CAS No.
261-31-4
Chemical Name:
Thioxanthene
Synonyms
Thioxanthen;9H-Thioxanthene;Thiaxanthen;Thiaxanthene;Thioxanthene;Thioxanethene;Dibenzothiapyran;Thioxanthene CRS;Thioxanthene,98%;Dibenzothiopyran
CBNumber:
CB8298067
Molecular Formula:
C13H10S
Molecular Weight:
198.28
MDL Number:
MFCD00046936
MOL File:
261-31-4.mol
MSDS File:
SDS
Last updated:2026-09-12 18:55:37

Thioxanthene Properties

Melting point 128-131°C
Boiling point 340°C/730mmHg
Density 1.1424 (rough estimate)
refractive index 1.6720 (estimate)
storage temp. 2-8°C
form Crystals and Needles
color White
Cosmetics Ingredients Functions ANTIOXIDANT
HAIR CONDITIONING
LogP 4.330 (est)
FDA UNII 1J3P67894A
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H302-H410
Precautionary statements  P264-P270-P273-P301+P312-P391-P501
RIDADR  UN 3077 9 / PGIII
HS Code  29349990
NFPA 704
1
1 0

Thioxanthene price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich T1305100 Thioxanthene European Pharmacopoeia (EP) Reference Standard 261-31-4 20 mg $167 2026-04-30 Buy
Sigma-Aldrich T1305100 Thioxanthene European Pharmacopoeia (EP) Reference Standard 261-31-4 t1305100 $153 2024-03-01 Buy
aablocks AA002RL4 9H-Thioxanthene ≥98% 261-31-4 50mg $34 2026-05-28 Buy
aablocks AA002RL4 9H-Thioxanthene ≥98% 261-31-4 250mg $130 2026-05-28 Buy
aablocks AA002RL4 9H-Thioxanthene ≥98% 261-31-4 1g $443 2026-05-28 Buy
Product number Packaging Price Buy
T1305100 20 mg $167 Buy
T1305100 t1305100 $153 Buy
AA002RL4 50mg $34 Buy
AA002RL4 250mg $130 Buy
AA002RL4 1g $443 Buy

Thioxanthene Chemical Properties, Uses, Production

Chemical Properties

White crystals and needles

Uses

Thioxanthene EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Definition

ChEBI: A thioxanthene that consists of a xanthene skeleton in which the oxygen atom is replaced by a sulfur atom.

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 32, p. 687, 1995 DOI: 10.1002/jhet.5570320252
Synthesis, p. 262, 1976 DOI: 10.1055/s-1976-24011

10133-81-0
261-31-4
Synthesis of Thioxanthene from 9H-Thioxanthene 10-oxide
Global Suppliers ( 55)
Supplier Tel Email Country ProdList Advantage
Henan Inokai New Materials Co., Ltd 15090072163 3921118937@qq.com China 2676 58
Wuhan HSN Pharmaresearch CO., LTD. 027-81525288 18086100502 linwell@126.com China 384 50
Spectrum Chemical Manufacturing Corp. 021-021-021-67601398-809-809-809 15221380277 marketing_china@spectrumchemical.com China 9643 60
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
9ding chemical ( Shanghai) Limited 4009209199 sales@9dingchem.com China 22497 55
Shanghai Yolne Chemical Co., Ltd. 021-62960152 934678158@qq.com China 9886 55
Megchem Co., Ltd. +86 (21) 5471-7132 China 343 58
Shanghai YuLue Chemical Co., Ltd. 021-60345187 13671753212 lzz841106@aliyun.com China 10244 55
Shanghai Haozhixiang Biotechnology Co., Ltd 526763801 13301653310 526763801@qq.com China 7983 55
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58

View Latest Price from Thioxanthene manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
THIOXANTHENE pictures 2020-01-10 THIOXANTHENE
261-31-4
$7.00 1KG 99% 100KG Career Henan Chemical Co
10h-dibenzo(b,e)thiin Dibenzothiapyran Thiaxanthen Thiaxanthene Thioxanethene 9H-Dibenzo[b,e]thiin Dibenzothiopyran Thioxanthene,98% Thioxanthene CRS Metixene EP Impurity A Metixene Impurity 1 (Metixene EP Impurity A) Metixene Hydrochloride Impurity A Metixene Hydrochloride EP Impurity A Thioxanthene 10H-DIBENZO[B,E]THIOPYRAN 9H-Thioxanthene Thioxanthen 261-31-4 C6H4CH2SC6H4