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Deschloroetizolam

CAS No.
40054-73-7
Chemical Name:
Deschloroetizolam
Synonyms
2-ethyl-9-Methyl-4-phenyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine;Deschloroetizola;Deschloroetizolam;Deschloroeti White Powder;Deschloroetizolam solution;Deschloroetizolam, Etizolam-2;Deschloroetizolam 1.0 mg/ml in Methanol;6H-Thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine, 2-ethyl-9-methyl-4-phenyl-
CBNumber:
CB92681341
Molecular Formula:
C17H16N4S
Molecular Weight:
308.4
MDL Number:
MFCD02942552
MOL File:
40054-73-7.mol
MSDS File:
SDS
Last updated:2026-05-28 05:05:50

Deschloroetizolam Properties

Melting point 165-166 °C
Boiling point 519.0±60.0 °C(Predicted)
Density 1.34±0.1 g/cm3(Predicted)
storage temp. -20°C
solubility DMF: 5 mg/ml DMSO: 5 mg/ml DMSO:PBS (pH 7.2) (1:1): 0.5 mg/ml Methanol: 1 mg/ml
pka 2.45±0.40(Predicted)
form A crystalline solid
color White to off-white
λmax 247 nm
Major Application clinical testing
InChI InChI=1S/C17H16N4S/c1-3-13-9-14-16(12-7-5-4-6-8-12)18-10-15-20-19-11(2)21(15)17(14)22-13/h4-9H,3,10H2,1-2H3
InChIKey JIOBORXCOGMHSV-UHFFFAOYSA-N
SMILES N12C(C)=NN=C1CN=C(C1=CC=CC=C1)C1C=C(CC)SC=12
FDA UNII 69HF7J354D
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Skull and Crossbones (GHS06)Health Hazard (GHS08)
GHS02,GHS06,GHS08
Signal word  Danger
Hazard statements  H225-H301+H311+H331-H370
Precautionary statements  P210-P280-P301+P310+P330-P302+P352+P312-P304+P340+P311
target organs Eyes
RIDADR  UN1230 - class 3 - PG 2 - Methanol, solution
WGK Germany  WGK 2
Storage Class 3 - Flammable liquids
Hazard Classifications Acute Tox. 3 Dermal
Acute Tox. 3 Inhalation
Acute Tox. 3 Oral
Flam. Liq. 2
STOT SE 1

Deschloroetizolam price More Price(18)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D-156 Deschloroetizolam solution 1.0?mg/mL in methanol, certified reference material, ampule of 1?mL, Cerilliant? 40054-73-7 1mL $258 2026-04-30 Buy
Cayman Chemical 23107 Deschloroetizolam ≥98% 40054-73-7 1mg $156 2026-04-30 Buy
Cayman Chemical 23107 Deschloroetizolam ≥98% 40054-73-7 5mg $614 2026-04-30 Buy
TRC TRC-D226630-5MG Dechloro Etizolam 40054-73-7 5mg $225 2026-06-03 Buy
TRC TRC-D226630-50MG Dechloro Etizolam 40054-73-7 50mg $1800 2026-06-03 Buy
Product number Packaging Price Buy
D-156 1mL $258 Buy
23107 1mg $156 Buy
23107 5mg $614 Buy
TRC-D226630-5MG 5mg $225 Buy
TRC-D226630-50MG 50mg $1800 Buy

Deschloroetizolam Chemical Properties, Uses, Production

Description

Deschloroetizolam is classified as a novel benzodiazepine. Benzodiazepines are central nervous system depressants. Novel benzodiazepines, typically defined as emergent benzodiazepines not used medicinally, are often pirated from early drug discovery or pharmaceutical studies. Novel benzodiazepines have appeared on illicit drug markets in recent years and have caused adverse events, as described in the literature.

Uses

Dechloro Etizolam is a derivative of Etilozam (D226630) which is a a thienodiazepine benzodiazepine derivative. Etizolam has amnesic, anxiolytic, anticonvulsant, hypnotic, sedative and skeletal muscle relaxant properties. Etizolam is an anxiolytic related to that of the classic benzodiazepines. Etizolam has effect on monoamine metabolism in brain.

General Description

Deschloroetizolam, also known as Etizolam-2, is the dechlorinated analog of etizolam. Deschloroetizolam has been shown short-acting psychoactive effects and is sold as a designer drug with half the potency of its parent compound etizolam. It is not prescribed and is not recognized as a controlled substance in many parts of the world, leading to its appearance within grey market research chemical vendors in 2014. This certified Snap-N-Spike solution standard is suitable for use in LC/MS or GC/MS benzodiazepine testing methods in clinical toxicology, urine drug testing, or forensic analysis.

Pharmacokinetics

Structurally, deschloroetizolam is a benzodiazepine. It is an analogue of etizolam, which is classified as a medicine, in that it has one less chloroatom in its benzene ring structure. The pharmacological effect of benzodiazepine is based on the molecule binding to the gamma-aminobutyric acid receptor (GABA) in the central nervous system. As a result of this binding, it will strengthen the effect of the GABA inhibitor. This will result in a nonspecific slowing down of the nerve paths, causing sedative, hypnotic, anxiolytic and anticonvulsant effects. The effect of benzodiazepine is targeted almost entirely at the central nervous system.

Regulatory Status

Legal status: Deschloroetizolam is classified and controlled as a hazardous substance in Sweden as of on October 15, 2015.

Regulations

Fatalities linked to novel benzodiazepine use have occurred, commonly when used in combination with other depressants (e.g. opioids and alcohol). The synthesis of deschloroetizolam dates back to at least the 1970’s based on previously published literature and patents. Deschloroetizolam was identified among the illicit drug supply in 2014 by scientists in the United Kingdom. Deschloroetizolam is structurally similar to etizolam. Neither substance is federally controlled in the United States, however, some states have moved to control etizolam. According to data from NPS Discovery, deschloroetizolam has been identified in at least ten toxicology samples since mid-2020.

39227-95-7
40054-73-7
Synthesis of Deschloroetizolam from 1,3-Dihydro-7-ethyl-5-phenyl-2H-thieno[2,3-e]-1,4-diazepin-2-one

Deschloroetizolam Preparation Products And Raw materials

Deschloroetizolam solution Deschloroetizolam 6H-Thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine, 2-ethyl-9-methyl-4-phenyl- Deschloroeti White Powder Deschloroetizolam, Etizolam-2 Deschloroetizola Deschloroetizolam 1.0 mg/ml in Methanol 2-ethyl-9-Methyl-4-phenyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine 40054-73-7 40054-73-7