Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 7,8-Dimethoxy-1,3-dihydro-2H-benzazepin-2-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

73942-87-7

73942-87-7 structure

Name: 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one
Chemical Name: 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one
CAS Number: 73942-87-7
Molecular Formula: C₁₂H₁₃NO₃
Molecular Weight: 219.236
Create Date: 2018-08-04 18:03:25
Modify Date: 2026-07-04 01:15:58

Name	7,8-Dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one
Synonyms	Ivabradine Impurity 73 Hot Sell 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazin-2-one Ivabradine Impurity 13 7,8-diMethoxy -1,3-dihydro-2H-3-Benzazin-2-one/2H-3-Benzazin-2-one, 1,3-dihydro-7,8-diMethoxy(For Ivabradine) 3-(3-((((R)-3,4-dimethoxybicyclo[4.2.0]octa-1,2,4-trien-7-yl)methyl)(methyl)amino)propyl)-1-hydroxy-7,8-dimethoxy-4,5-dihydro-1H-benzo[d]azin-2(3H)-one New Product 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazin-2-one 7,8-diMethoxy-2,3-dihydro-1H-3-benzazin-2-one 7,8-dimethoxy-1,3-dihydro-1-benzazin-2-one 2H-3-Benzazin-2-one,1,3-dihydro-7,8-diMethoxy 7,8-Dimethoxy-1H-benzo[d]azin-2(3H)-one> 3-dihydro-2H-3-benzazin-2-one 7,8 - Dimethoxy-1,3-Dichloro-2H-3-Benzazin-2-one 1,3-Dihydro-7,8-dimethoxybenzo[d]azin-2-one 7,8-Dimethoxy-1H-benzo[d]azin-2(3H)-one 7, 8-dimethoxy-1, 3-dihydro-2H-3-benzoze htin-2-1, 7-dimethoxy-1, 3-dihydro-2H-3-benzoze htin-2-1 7,8-Dimethoxy-1,3-dihydro-2H-3-benzoazo-2-one Ivabradine Impurity 22 7,8-dimethoxy -1,3-dihydro-2H-3-Benzazin-2-one/2H-3-Benzazin- 2-one, 1,3-dihydro-7,8-dimethoxy 1,3-Dihydro-7,8-dimethoxy-2H-3-benzazin-2-one 7,8-dimethoxy-1, 3-dihydro-2H-benzo[d] azin-2-one 1,3-Dihydro-7,8-dimethoxy-2H-3-benzazepin-2-one 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazin-2-one , 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazin-2-one 7,8-Dimethoxy-1,3-dihydro-2H-3-benzazin-2-one 8-Dimethoxy-1 1,3-Dihydro-7,8-dimethoxy-2H-3-benzazin-2-one 7,8-dimethoxy-1, 3-dihydro-2H-benzo[d] azin-2-one 7,8-dimethoxy-1,3-dihydro-2h-3-benzoazine-2-one 7,8-dimethoxy-1,3-dihydro-3-benzazepin-2-one 7,8-dimethoxy-1,3-dihydro-3-benzazin-2-one

Density	1.2±0.1 g/cm3
Boiling Point	455.8±45.0 °C at 760 mmHg
Melting Point	246 °C
Molecular Formula	C₁₂H₁₃NO₃
Molecular Weight	219.236
Flash Point	229.5±28.7 °C
Exact Mass	219.089539
PSA	47.56000
LogP	1.80
Vapour Pressure	0.0±1.1 mmHg at 25°C
Index of Refraction	1.546
Storage condition	2-8°C

Hazard Codes	Xi
HS Code	2933790090

73954-34-4

~77%

73942-87-7

Literature: KRKA, D. D., NOVO MESTO; BOSE, Prosenjit; SIRIPALLI, Udaya Bhaskara Rao; KANDADAI, Appan Srinivas Patent: WO2010/72409 A1, 2010 ; Location in patent: Page/Page column 17-18 ;

93-40-3

73942-87-7

Literature: Journal of Medicinal Chemistry, , vol. 33, # 5 p. 1496 - 1504

10313-60-7

73942-87-7

Literature: Journal of Medicinal Chemistry, , vol. 33, # 5 p. 1496 - 1504

Precursor 3
73954-34-4 93-40-3 10313-60-7
DownStream 6
85175-59-3 155974-00-8 148870-57-9 20925-64-8
1086026-31-4 85175-67-3

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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