Thiochrome

Modify Date: 2025-08-26 17:22:08

Thiochrome Structure
Thiochrome structure
Common Name Thiochrome
CAS Number 92-35-3 Molecular Weight 262.33100
Density 1.49g/cm3 Boiling Point 462.6ºC at 760 mmHg
Molecular Formula C12H14N4OS Melting Point 228.8°C
MSDS Chinese USA Flash Point 233.5ºC
Symbol GHS07
GHS07
Signal Word Warning

 Use of Thiochrome


Thiochrome, a natural oxidation product and metabolite of thiamine, is a selective M4 muscarinic receptor of acetylcholine (ACh) affinity enhancer. Thiochrome has neutral cooperativity with ACh at M1 to M3 receptors[1][2].

 Names

Name Thiochrome
Synonym More Synonyms

 Thiochrome Biological Activity

Description Thiochrome, a natural oxidation product and metabolite of thiamine, is a selective M4 muscarinic receptor of acetylcholine (ACh) affinity enhancer. Thiochrome has neutral cooperativity with ACh at M1 to M3 receptors[1][2].
Related Catalog
In Vivo Thiochrome can increase the intensity of the reproduction process of the representatives of one-cell organisms worms, crustaceans, insects and fishes[1].
References

[1]. Petrov SA, et al. Administration of Thiamine and Thiochrome Enhanced Reproduction of Chlorella, Drosophila melanogaster, and Danio. J Nutr Sci Vitaminol (Tokyo). 2016;62(1):6-11.

[2]. Lazareno S, et al. Thiochrome enhances acetylcholine affinity at muscarinic M4 receptors: receptor subtype selectivity via cooperativity rather than affinity. Mol Pharmacol. 2004 Jan;65(1):257-66.

 Chemical & Physical Properties

Density 1.49g/cm3
Boiling Point 462.6ºC at 760 mmHg
Melting Point 228.8°C
Molecular Formula C12H14N4OS
Molecular Weight 262.33100
Flash Point 233.5ºC
Exact Mass 262.08900
PSA 91.54000
LogP 0.52090
Index of Refraction 1.752
InChIKey GTQXMAIXVFLYKF-UHFFFAOYSA-N
SMILES CC1=C(CCO)SC2=Nc3nc(C)ncc3CN21

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
HS Code 2934999090

 Synthetic Route

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles28

More Articles
Functional activation of G-proteins coupled with muscarinic acetylcholine receptors in rat brain membranes.

J. Pharmacol. Sci. 125(2) , 157-68, (2014)

The functional activation of Gi/o proteins coupled to muscarinic acetylcholine receptors (mAChRs) was investigated with the conventional guanosine-5'-O-(3-[(35)S]thio) triphosphate ([(35)S]GTPγS) bind...

Salvage of the thiamin pyrimidine moiety by plant TenA proteins lacking an active-site cysteine.

Biochem. J. 463(1) , 145-55, (2014)

The TenA protein family occurs in prokaryotes, plants and fungi; it has two subfamilies, one (TenA_C) having an active-site cysteine, the other (TenA_E) not. TenA_C proteins participate in thiamin sal...

Determination of thiamine and its phosphate esters in rat tissues analyzed as thiochromes on a RP-amide C16 column.

J. Chromatogr. B. Analyt. Technol. Biomed. Life Sci. 816(1-2) , 67-72, (2005)

A new reversed-phase chromatographic method is described for the separation and quantification of thiamine (T), thiamine monophosphate (TMP) and diphosphate (TDP) in rat tissues. Sample extraction wit...

 ThiochromeBioassay

View more

Name: Binding affinity to M4 receptor (unknown origin) assessed as fold change in presence ...
Source: ChEMBL
Target: Muscarinic acetylcholine receptor M4
External Id: CHEMBL5576405
Name: Human M1 receptor (Acetylcholine receptors (muscarinic))
Source: IUPHAR-DB
Target: M1 receptor (Acetylcholine receptors (muscarinic)) [Homo sapiens]
External Id: 13_Human
Name: Human M2 receptor (Acetylcholine receptors (muscarinic))
Source: IUPHAR-DB
Target: M2 receptor (Acetylcholine receptors (muscarinic)) [Homo sapiens]
External Id: 14_Human
Name: Human M3 receptor (Acetylcholine receptors (muscarinic))
Source: IUPHAR-DB
Target: M3 receptor (Acetylcholine receptors (muscarinic)) [Homo sapiens]
External Id: 15_Human
Name: Human M4 receptor (Acetylcholine receptors (muscarinic))
Source: IUPHAR-DB
Target: M4 receptor (Acetylcholine receptors (muscarinic)) [Homo sapiens]
External Id: 16_Human
Total 5, Current Page 1 of 1
1

 Synonyms

2-(2,7-dimethyl-5H-pyrimido[4,5-d]thiazolo[3,2-a]pyrimidin-8-yl)-ethanol
2-(2,7-Dimethyl-5H-pyrimido[4,5-d]thiazolo[3,2-a]pyrimidin-8-yl)-aethanol
2-(2,7-dimethyl-5H-thiazolo[3',2':1,2]pyrimido[4,5-d]pyrimidin-8-yl)ethanol
2-{6,12-dimethyl-4-thia-2,7,11,13-tetraazatricyclo[7.4.0.0^{3,7}]trideca-1(13),2,5,9,11-pentaen-5-yl}ethan-1-ol
5H-Pyrimido(4,5-d)thiazolo(3,2-a)pyrimidine-8-ethanol,2,7-dimethyl
T7891_FLUKA
EINECS 202-149-9
2,7-dimethyl-5H-pyrimido[4,5-d]thiazolo[3,2-a]pyrimidine-8-ethanol
2,7-Dimethylthiachromine-8-ethanol
THIOCHROME
Thiachrome
MFCD00010519
TETRAKIS(2-ETHYLBUTYL)SILICATE
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