DESMETHYLDOXEPIN

Product Name: DESMETHYLDOXEPIN
CAS No.: 1225-56-5
Chemical Name: DESMETHYLDOXEPIN
Synonyms: NORDOXEPIN;Demethyldoxepin;DESMETHYLDOXEPIN;Nordoxepin 13CD3;Desmethyldoxepine;Monodesmethyldoxepin;Desmethyldoxepin solution;Desmethyldoxepin (cis/trans);(E,Z)-3-(Dibenzo[b,e]oxepin-11(6H)-;Doxepin EP Impurity C(Desmethyldoxepine)
CBNumber: CB8455143
Molecular Formula: C18H19NO
Formula Weight: 265.35
MOL File: 1225-56-5.mol

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DESMETHYLDOXEPIN Property

Melting point:: 63-65℃
Boiling point:: 408.57°C (rough estimate)
Density: 1.0629 (rough estimate)
refractive index: 1.5100 (estimate)
Flash point:: 9℃
storage temp.: -20°C
solubility: DMSO (Slightly), Methanol (Slightly)
pka: pKa 9.75(I=0.00 t=25.0) (Uncertain)
form: Solid
color: White
Water Solubility: 104.8mg/L(25 ºC)
Major Application: clinical testing
InChI: 1S/C18H19NO/c1-19-12-6-10-16-15-8-3-2-7-14(15)13-20-18-11-5-4-9-17(16)18/h2-5,7-11,19H,6,12-13H2,1H3/b16-10-
InChIKey: HVKCEFHNSNZIHO-YBEGLDIGSA-N
SMILES: CNCC/C=C1C2=C(C=CC=C2)COC3=C/1C=CC=C3
EPA Substance Registry System: 1-Propanamine, 3-dibenz[b,e]oxepin-11(6H)-ylidene-N-methyl- (1225-56-5)

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Safety

Hazard Codes: F,T
Risk Statements: 11-23/24/25-39/23/24/25
Safety Statements: 7-16-36/37-45
RIDADR: UN1230 - class 3 - PG 2 - Methanol, solution
WGK Germany: 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

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H225Highly Flammable liquid and vapour

H370Causes damage to organs

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

P311Call a POISON CENTER or doctor/physician.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: D-007
Product name: Desmethyldoxepin solution
Purity: cis/trans, 1.0?mg/mL in methanol, ampule of 1?mL, certified reference material, Cerilliant?
Packaging: 1ML
Price: $58.3
Updated: 2026/03/19

American Custom Chemicals Corporation

Product number: MTB0000093
Product name: NORDOXEPIN
Purity: 95.00%
Packaging: 5MG
Price: $501.14
Updated: 2021/12/16

Medical Isotopes, Inc.

Product number: 16832
Product name: Desmethyldoxepin(cis/trans)
Packaging: 1mg
Price: $520
Updated: 2021/12/16

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DESMETHYLDOXEPIN Chemical Properties,Usage,Production

Uses

Desmethyldoxepin solution may be used as an internal standard in the high performance liquid chromatographic (HPLC) determination of bupivacaine in samples of human serum.

Definition

ChEBI: (E)-desmethyldoxepin is the (E)-isomer of desmethyldoxepin.

General Description

Desmethyldoxpein is the primary urinary metabolite of doxepin, a tricyclic antidepressant used for the treatment of sleep maintenance and sold under trade names such as Silenor and Aponal. This analytical reference standard is suited for use in LC/MS or GC/MS methods for urine drug testing, clinical toxicology, and forensic analysis applications.

DESMETHYLDOXEPIN Preparation Products And Raw materials

Raw materials

Preparation Products

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DESMETHYLDOXEPIN Suppliers

China 11 France 1 India 2 United States 5 Global 19

Hangzhou Sage Chemical Co., Ltd.

Tel: +86057186818502 13588463833
Fax: Pls mail us for more information!
Email: info@sagechem.com
Country: China
ProdList: 10266
Advantage: 58

Sigma-Aldrich

Tel: 021-61415566 800-8193336
Email: orderCN@merckgroup.com
Country: China
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Shenzhen SUNGENING Bio-Medical Co., Ltd.

Tel: 0755-28967200 13631290199
Fax: 0755-28967200
Email: wxf@sungening.com
Country: China
ProdList: 9629
Advantage: 60

Zhuhai Anzhe Biotechnology Co,Ltd.

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Email: 513211116@qq.com
Country: China
ProdList: 3005
Advantage: 58

LGC Science (Shanghai) Ltd.

Tel: 17717235263
Email: cindy.yang@lgcgroup.com
Country: China
ProdList: 18217
Advantage: 58

Nanjing Shizhou Biology Technology Co.,Ltd

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Fax: 025-85560043
Email: judy.xia@synzest.com
Country: China
ProdList: 12582
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SHAANXI?DIDEU?MEDICHEM CO.LTD

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Country: China
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Merck KGaA

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Country: China
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Shaanxi Didu New Materials Co. Ltd

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1225-56-5, DESMETHYLDOXEPINRelated Search:

DOXEPIN Doxepin hydrochloride DESMETHYLDOXEPIN DOXEPIN CIS,TRANS-DOXEPIN-D3 11[6H]-[3-(METHYLAMINO)PROPYLIDENE]DIBENZ[B,E]OXEPINE HYDROCHLORIDE

(3Z)-3-Dibenzo[b,E]oxepin-11(6H)-ylidene-N-methyl-1-propanamine

DESMETHYLDOXEPIN

NORDOXEPIN

1-Propanamine, 3-dibenzb,eoxepin-11(6H)-ylidene-N-methyl-

3-[Dibenz[b,e]oxepin-11(6H)-ylidene]-N-methyl-1-propanamine

N-Methyl-3-[dibenzo[b,e]oxepin-11(6H)-ylidene]-1-propanamine

Demethyldoxepin

Dibenz(B,E)oxepin-delta11(6H),gamma-propylamine, N-methyl-

Monodesmethyldoxepin

Desmethyldoxepin (cis/trans)

Desmethyldoxepine

Desmethyldoxepin solution

Doxepin EP Impurity C(Desmethyldoxepine)

(E,Z)-3-(Dibenzo[b,e]oxepin-11(6H)-

Nordoxepin 13CD3

(E)-3-(dibenzo[b,e]oxepin-11(6H)-ylidene)-N-methylpropan-1-amine (desmethyldoxepin),

Doxepin Hydrochloride Impurity C as E/Z-Mixture

Doxepin Hydrochloride EP Impurity C as E/Z-Mixture

(E,Z)-3-(Dibenzo[b,e]oxepin-11(6H)-ylidene)-N-methylpropan-1-amine ((E,Z)-Desmethyldoxepin)

Desmethyldoxepin (cis/trans) 1.0 mg/ml in Methanol

1225-56-5