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Coumarin 343

Coumarin 343 structure

CAS No:
55804-65-4
Formula:
C16H15NO4
Chemical Name:
Coumarin 343
Synonyms:
1H,5H,11H-[1]Benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid,2,3,6,7-tetrahydro-11-oxo-;2,3,6,7-Tetrahydro-11-oxo-1H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid;Coumarin 519;Coumarin 343;Coumarine 343;C 343;11-Oxo-2,3,5,6,7,11-hexahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinoline-10-carboxylic acid;10-Oxo-2,3,5,6-tetrahydro-1H,4H,10H-11-oxa-3a-aza-benzo[de]anthracene-9-carboxylic acid
Categories:
Chemical Reagents > Organic Reagents

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Description

orange crystalline powder

Coumarin 343 is a member of 7-aminocoumarins. It has a role as a fluorochrome.

Coumarin 343 Basic Attributes

Molecular Weight：

285.29

Exact Mass：

285.29

EC Number：

259-824-6

DSSTox ID：

DTXSID9069051

HScode：

29349990

Characteristics

PSA：

66.8

XLogP3：

3.1

Appearance：

Orange Crystalline Powder

Density：

1.5±0.1 g/cm3

Melting Point：

240 °C(lit.)

Boiling Point：

574.8°C at 760 mmHg

Flash Point：

301.4±30.1 °C

Refractive Index：

1.691

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

36/37/38-20/21/22

safety instructions：

37/39-26-24/25

Marks：

Precautionary statement(s)：

P261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P312, P304+P340, P305+P351+P338, P312, P321, P322, P330, P332+P313, P337+P313, P362, P363, P403+P233, P405, P501

Hazard Statements：

H302

GHS Classification：

|Warning|H302 (50%): Harmful if swallowed [Warning Acute toxicity, oral]|P261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P312, P304+P340, P305+P351+P338, P312, P321, P322, P330, P332+P313, P337+P313, P362, P363, P403+P233, P405, and P501|Aggregated GHS information provided by 2 companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

coumarin 343

Coumarin 343 Use and Manufacturing

Uses

Suitable as a laser dye.

Manufacturing Info：

1H,5H,11H-[1]Benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid, 2,3,6,7-tetrahydro-11-oxo-: ACTIVE

Computed Properties

Molecular Weight:285.29
XLogP3:3.1
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:5
Rotatable Bond Count:1
Exact Mass:285.10010796
Monoisotopic Mass:285.10010796
Topological Polar Surface Area:66.8
Heavy Atom Count:21
Complexity:514
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Recommended Suppliers of Coumarin 343

HANGZHOU LEAP CHEM CO., LTD. Contact Supplier

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Coumarin 343

CAS No.: 55804-65-4

Content: 99.00%

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