2H-1-Benzopyran-4-aceticacid, 7-hydroxy-2-oxo-

Modify Date: 2025-08-27 07:13:04

2H-1-Benzopyran-4-aceticacid, 7-hydroxy-2-oxo- Structure
2H-1-Benzopyran-4-aceticacid, 7-hydroxy-2-oxo- structure
 Common Name 2H-1-Benzopyran-4-aceticacid, 7-hydroxy-2-oxo-
CAS Number 6950-82-9 Molecular Weight 220.17800
Density 1.511 g/cm3 Boiling Point 523.5ºC at 760 mmHg
Molecular Formula C11H8O5 Melting Point 212 °C (dec.)(lit.)
MSDS Chinese USA Flash Point 214.5ºC
Symbol GHS07
GHS07		 Signal Word Warning

 Use of 2H-1-Benzopyran-4-aceticacid, 7-hydroxy-2-oxo-


7-Hydroxycoumarin-4-acetic acid, a pH-indicator dye, is covalently bound to bovine serum albumin (BSA) at the positions of reactive amino groups (λmax=326 nm)[1].

 Names

Name 7-hydroxycoumarin-4-acetic acid
Synonym More Synonyms

  Biological Activity

Description 7-Hydroxycoumarin-4-acetic acid, a pH-indicator dye, is covalently bound to bovine serum albumin (BSA) at the positions of reactive amino groups (λmax=326 nm)[1].
Related Catalog
References

[1]. Umek T, et al. Oligonucleotide Binding to Non-B-DNA in MYC. Molecules. 2019 Mar 12;24(5):1000.

 Chemical & Physical Properties

Density 1.511 g/cm3
Boiling Point 523.5ºC at 760 mmHg
Melting Point 212 °C (dec.)(lit.)
Molecular Formula C11H8O5
Molecular Weight 220.17800
Flash Point 214.5ºC
Exact Mass 220.03700
PSA 87.74000
LogP 1.12570
InChIKey BNHPMQBVNXMPDU-UHFFFAOYSA-N
SMILES O=C(O)Cc1cc(=O)oc2cc(O)ccc12
Water Solubility DMF: soluble

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2932209090

 Synthetic Route

 Customs

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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 Synonyms

7-HYDROXY-4-COUMARINYLACETIC ACID,FOR F LUORESCENCE
B-UMBELLIFERONE ACETIC ACID
2-(7-hydroxy-2-oxochromen-4-yl)acetic acid
7-HYDROXYCOUMARINYL-4-ACETIC ACID
UMBELLIFERONE-4-ACETIC ACID
7-hydroxy-4-coumarinyl-acetic acid
MFCD00037563
4-(CARBOXYMETHYL)UMBELLIFERONE
7-hydroxy-4-carboxymethyl-2H-benzopyran-2-one
7-Hydroxy-2-oxo-2H-1-benzopyran-4-acetic Acid
7-hydroxy-2H-chromen-2-one-4-acetic acid
7-hydroxylcoumarinyl-4-acetic acid
7-hydroxy-2-oxo-2H-1-benzopyran-4-ylacetic acid
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Chemsrc provides CAS#:6950-82-9 MSDS, density, melting point, boiling point, structure, etc. Its name is 2H-1-Benzopyran-4-aceticacid, 7-hydroxy-2-oxo->> amp version: 2H-1-Benzopyran-4-aceticacid, 7-hydroxy-2-oxo-

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