ChemicalBook > CAS DataBase List > Demoxepam

Demoxepam

Product Name
Demoxepam
CAS No.
963-39-3
Chemical Name
Demoxepam
Synonyms
ro5-2092;NSC 4607;Ro 5-2092;NSC-46077;NSC-46007;Demoxepam;NSC 169898;ro5-2092lactam;Ro 5-2092 lactam;Demoxepam solution
CBNumber
CB4501398
Molecular Formula
C15H11ClN2O2
Formula Weight
286.71
MOL File
963-39-3.mol
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Demoxepam Property

Melting point:
235-236 °C (decomp)
Density 
1.40±0.1 g/cm3(Predicted)
Flash point:
2℃
storage temp. 
-20°C
solubility 
Chloroform (Slightly), Methanol (Slightly)
form 
Solid
pka
pKa 4.5 (Uncertain)
color 
White to Pale Yellow
NIST Chemistry Reference
Demoxepam(963-39-3)
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Safety

Hazard Codes 
F,Xn
Risk Statements 
11-20/21/22-36
Safety Statements 
16-26-36/37
RIDADR 
UN 1648 3 / PGII
WGK Germany 
3
HS Code 
2933996100
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
D-079
Product name
Demoxepam solution
Purity
1.0?mg/mL in acetonitrile, ampule of 1?mL, certified reference material, Cerilliant?
Packaging
1mL
Price
$112
Updated
2025/07/31
Sigma-Aldrich
Product number
1110020
Product name
Chlordiazepoxide Related Compound A
Purity
United States Pharmacopeia (USP) Reference Standard
Packaging
25mg
Price
$1200
Updated
2025/07/31
Matrix Scientific
Product number
085884
Product name
7-Chloro-5-phenyl-1,5-dihydro-2H-1,4-benzodiazepin-2-one 4-oxide
Purity
97%
Packaging
1g
Price
$5495
Updated
2021/12/16
Biosynth Carbosynth
Product number
FD21035
Product name
Demoxepam
Packaging
10mg
Price
$1000
Updated
2021/12/16
Atlantic Research Chemicals
Product number
XS100125
Product name
7-Chloro-5-phenyl-1,5-dihydro-2H-1,4-benzodiazepin-2-one4-oxide
Purity
95%
Packaging
1gm:
Price
$703.38
Updated
2021/12/16
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Demoxepam Chemical Properties,Usage,Production

Chemical Properties

Crystallizes (dichloromethane/hexane). Melting point 239-241°C.

Uses

A major metabolite of Chlordiazepoxide (C327050). A benzodiapine derivative with anticonvulsant properties.

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 4, p. 647, 1967 DOI: 10.1002/jhet.5570040435
The Journal of Organic Chemistry, 26, p. 4936, 1961

Demoxepam Preparation Products And Raw materials

Raw materials

2-Amino-5-chlorobenzophenone 4-Chloronitrobenzene 2-AMINO-5-CHLOROBENZOPHENONE OXIME Chloroacetyl chloride Benzeneacetonitrile Quinazoline 5-CHLORO-3-PHENYLANTHRANIL Iron

Preparation Products

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Demoxepam Suppliers

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View Lastest Price from Demoxepam manufacturers

Career Henan Chemical Co
Product
2H-1,4-Benzodiazepin-2-one,7-chloro-1,3-dihydro-5-phenyl-, 4-oxide 963-39-3
Price
US $9.80/KG
Min. Order
1KG
Purity
≥98%
Supply Ability
20 tons
Release date
2020-01-09

963-39-3, DemoxepamRelated Search:

PHENYL VALERATE Phenylhydrazine ETHYLENE OXIDE Chlorodimethylphenylsilane Triphenylmethyl Chloride Epichlorohydrin Zinc oxide Moxifloxacin Dihydromyrcenol Chlorodiphenylmethane 3-METHYLADENINE 4-Chlorophenyl isocyanate 3-Dehydroxy-3-oxo-4,5-dihydro OxazepaM Oxazepam Impurity 1 (Diethoxymethyl)diphenylphosphine oxide 7-Chloro-2-oxo-5-(2-chlorophenyl)-1,4-benzodiazepine-4-oxide 2-AMINO-5-CHLOROBENZOPHENONE OXIME Chlordiazepoxide

  • Chlordiazepoxide lactam
  • NSC-46007
  • NSC-46077
  • 1,3-Dihydro-7-chloro-5-phenyl-2H-1,4-benzodiazepin-2-one 4-oxide
  • Ro 5-2092
  • Ro 5-2092 lactam
  • ro5-2092
  • ro5-2092lactam
  • CHLORDIAZEPOXIDE RELATED COMPOUND A (25 MG) (7-CHLORO-1,3-DIHYDRO-5-PHENYL-2H-1,4-BENZODIAZEPIN-2-ONE 4-OXIDE)
  • 1,3-dihydro-7-chloro-5-phenyl-2h-1,4-benzodiazepin-2-one4-oxide
  • 2H-1,4-Benzodiazepin-2-one, 1,3-dihydro-7-chloro-5-phenyl-, 4-oxide
  • 2H-1,4-Benzodiazepin-2-one, 7-chloro-1,3-dihydro-5-phenyl-, 4-oxide
  • 4-benzodiazepin-2-one,1,3-dihydro-7-chloro-5-phenyl-2h-4-oxide
  • 4-benzodiazepin-2-one,7-chloro-1,3-dihydro-5-phenyl-2h-4-oxide
  • 7-Chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one 4-oxide
  • 7-Chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one-4-oxid
  • 7-Chloro-1,3-dihydro-5-phenyl-2H-1,4-ben-zodiazepin-2-one4-oxide
  • 7-chloro-1,3-dihydro-5-phenyl-2h-1,4-benzodiazepin-2-one-4-oxide
  • 7-Chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepine-2-one N-oxide
  • 7-Chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one 4-oxide
  • 7-chloro-2-oxo-5-phenyl-1.3-dihydro-2H-1.4-benzoiazepine-4-oxide
  • 1,3-Dihydro-5-phenyl-7-chloro-2H-1,4-benzodiazepin-2-one-4-oxide(diazepinoneN-oxide)
  • 7-Chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepine-2-one 4-oxide
  • Demoxepam
  • 7-chloro-4-hydroxy-5-phenyl-3H-1,4-benzodiazepin-2-one
  • Chlordiazepoxide Related Compound A (25 mg) (7-Chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one 4-Oxide)
  • 7-Chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one 4-oxide 5-Phenyl-7-chloro-3H-1,4-benzodiazepin-2(1H)-one 4-oxide
  • 7-Chloro-2,3-dihydro-5-phenyl-1H-1,4-benzodiazepin-2-one 4-oxide
  • NSC 169898
  • NSC 4607
  • 7-Chloro-5-phenyl-1,5-dihydro-2H-1,4-benzodiazepin-2-one 4-oxide
  • Nordiazepam 4-oxide
  • 7-chloro-5-phenyl-1, 3-dihydro-2H-1, 4-benzodiazpine-2-one-4-oxide
  • Chlordiazepoxide Related CoMpound A
  • Demoxepam solution
  • Oxazepam Impurity 5 (Oxazepam EP Impurity E)
  • 7-Chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2 -one-4-oxide [cas#963-39-3]
  • Oxazepam EP Impurity E
  • Chlordiazepoxide EP Impurity A
  • Chlordiazepoxide EP impurity A/ Chlordiazepoxide Related Compund A (Demoxepam)
  • 7-chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazpine-2-one-4-o...
  • Chlordiazepoxide USP Related Compound A
  • Chlordiazepoxide Hydrochloride Impurity A
  • Oxazepam Impurity E
  • Chlordiazepoxide Hydrochloride EP Impurity A
  • Chlordiazepoxide EP Impurity A Chlordiazepoxide Related Compound A (7-Chloro-1,3-dihydro-5- phenyl-2H-1,4-benzodiazepin-2-one 4-Oxide)
  • 7-Chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one 4-Oxide (Demoxepam)
  • Demoxepam, 1mg/ml in Acetonitrile
  • Demoxepam 1.0 mg/ml in Methanol
  • Oxazepam Impurity 5
  • 963-39-3
  • Aromatics
  • Heterocycles
  • Intermediates & Fine Chemicals
  • Metabolites & Impurities
  • Pharmaceuticals