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Home › Product Catalog › 7-Hydroxy-4-methylcoumarin

7-Hydroxy-4-methylcoumarin

CAS 90-33-5C10H8O3MW 176.17

7-Hydroxy-4-methylcoumarin (CAS No. 90-33-5) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Product Overview

CAS Number90-33-5
Molecular FormulaC10H8O3
Molecular Weight176.17
Melting Point381 to 383 °F (NTP, 1992)
LogP1.9
Purity按批次COA提供(不公开发布)
Packaging按订单/批次确认(不公开发布)
ApplicationsOrganic Chemicals
CategoryOrganic Chemicals

Applications

Organic Chemicals

Packaging & Storage

Packaging按订单/批次确认(不公开发布)
Purity按批次COA提供(不公开发布)
StorageSealed, cool and dry place
ShippingStandard chemical transport
SampleAvailable on request
Lead TimeIn stock / per order

Quality & Documentation

COA (Certificate of Analysis) is provided with every batch. MSDS/technical data sheets and third-party test reports are available on request. Purity and packaging are subject to batch COA and order confirmation.

Frequently Asked Questions

What is the CAS number of 7-Hydroxy-4-methylcoumarin?

The CAS number of 7-Hydroxy-4-methylcoumarin is 90-33-5.

What purity and packaging are available?

Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.

What are the applications of 7-Hydroxy-4-methylcoumarin?

Main applications include Organic Chemicals.

How do I buy 7-Hydroxy-4-methylcoumarin or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Description

7-Hydroxy-4-methylcoumarin · CAS 90-33-5 · C10H8O3. UNII 3T5NG4Q468. Melting Point: 381 to 383 °F (NTP, 1992); Vapor Pressure: 0.00000724 [mmHg]; LogP: 1.9.

Identification

CAS Registry Number90-33-5
PubChem CID5280567
Molecular formulaC10H8O3
IUPAC name7-hydroxy-4-methylchromen-2-one
UNII (FDA)3T5NG4Q468

Computed Descriptors

Molecular Weight176.17
XLogP31.9
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass176.047344113
Monoisotopic Mass176.047344113
Topological Polar Surface Area46.5
Heavy Atom Count13
Formal Charge0

Physical & Chemical Properties

Melting Point381 to 383 °F (NTP, 1992)
Vapor Pressure0.00000724 [mmHg]
LogP1.9

Physical description & handling notes

  • Beta-methylumbelliferone appears as colorless crystals. Insoluble in water. (NTP, 1992)
  • Colorless solid; [CAMEO] Off-white powder; [Acros Organics MSDS]
  • Solid
  • Insoluble (NTP, 1992)
  • 133.3 Ų [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID8025670]
  • 133.7 Ų [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID1046976]

GHS Hazard Classification

Reported hazard statementsH315 (100%), H319 (100%), H335 (99.4%)

H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Documented Uses

  • Used as an analytical reagent, fluorescent indicator, and antispasmodic drug; [Merck Index] Used in tunable lasers; [NTP]
  • Use (kg; approx.) in Germany (2009): >2500
  • Consumption (g per capita; approx.) in Germany (2009): 0.0305
  • 2H-1-Benzopyran-2-one, 7-hydroxy-4-methyl-: ACTIVE
  • A - Alimentary tract and metabolism
  • A05AX - Other drugs for bile therapy

Synonyms

4-methylumbelliferone; Hymecromone; 90-33-5; 7-Hydroxy-4-methyl-2H-chromen-2-one; Imecromone; Cantabiline; Crodimon; Cholonerton; Hymecromon; Himecromona; Hymecromonum; Resocyanine; 2H-1-Benzopyran-2-one, 7-hydroxy-4-methyl-; 7-Hydroxy-4-methyl-2H-1-benzopyran-2-one; 7-hydroxy-4-methylchromen-2-one; 7-Hydroxy-4-methyl-2-oxo-2H-1-benzopyran

Frequently Asked Questions

What are the CAS number and molecular formula of 7-Hydroxy-4-methylcoumarin?

CAS 90-33-5; molecular formula C10H8O3; molecular weight — g/mol.

What other names is 7-Hydroxy-4-methylcoumarin known by?

4-methylumbelliferone, Hymecromone, 90-33-5, 7-Hydroxy-4-methyl-2H-chromen-2-one, Imecromone, Cantabiline.

Is 7-Hydroxy-4-methylcoumarin classified as hazardous?

Hazard statements reported: H315, H319, H335.

What are the key physical properties of 7-Hydroxy-4-methylcoumarin?

Melting Point: 381 to 383 °F (NTP, 1992); Vapor Pressure: 0.00000724 [mmHg]; LogP: 1.9.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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Supplier: Jinan Shenghe Chemical Co., Ltd.

中文页面: 7-羟基-4-甲基香豆素

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