4-Aminoisobenzofuran-1(3H)-one

Name: 4-Aminoisobenzofuran-1(3H)-one
Brand: Zemixal
SKU: ZX-033698

Reference StandardAvailable on request

Buy 4-Aminoisobenzofuran-1(3H)-one (CAS 59434-19-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-033698.

Pack sizes

4-Aminoisobenzofuran-1(3H)-one chemical structure

CAS number59434-19-4

FormulaC₈H₇NO₂

Molar mass149.15 g/mol

Physical formSolid

HS code38229090

InChIKeyKOIAVJZQMYBLJJ-UHFFFAOYSA-N

IUPAC name4-amino-3H-2-benzofuran-1-one

About 4-Aminoisobenzofuran-1(3H)-one

4-Aminoisobenzofuran-1(3H)-one is supplied by Zemixal as a characterised reference material for Lenalidomide analysis. Identity at a glance (Reference Standard): CAS 59434-19-4, formula C8H7NO2 and molar mass 149.15 g/mol. It is handled as a solid.

Use cases we see most often

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H302, H315, H319 and H335. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Lenalidomide

See every impurity, metabolite and related compound we list for this API.

Lenalidomide standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 4-Aminoisobenzofuran-1(3H)-one
Product name	4-Aminoisobenzofuran-1(3H)-one
Catalogue number	ZX-033698
CAS number	59434-19-4
IUPAC name	4-amino-3H-2-benzofuran-1-one
Molecular formula	C₈H₇NO₂
Molar mass	149.15 g/mol
Exact mass	149.0477
Grade	Reference Standard
Physical form	Solid
XLogP3	0.7
H-bond donors / acceptors	1 / 3
Topological polar surface area	52.3 Å²
HS code	38229090
InChIKey	KOIAVJZQMYBLJJ-UHFFFAOYSA-N
SMILES	C1C2=C(C=CC=C2N)C(=O)O1
PubChem CID	12284649
Synonyms	4-amino-1,3-dihydro-2-benzofuran-1-one, 4-Aminophthalide, 4-amino-3H-isobenzofuran-1-one, 4-amino-phthalide

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 4-Aminoisobenzofuran-1(3H)-one
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 4-Aminoisobenzofuran-1(3H)-one

Which CAS number identifies 4-Aminoisobenzofuran-1(3H)-one?

4-Aminoisobenzofuran-1(3H)-one is registered under CAS 59434-19-4. You may also see it listed as 4-amino-1,3-dihydro-2-benzofuran-1-one, 4-Aminophthalide, 4-amino-3H-isobenzofuran-1-one. Our catalogue number for this item is ZX-033698.

What are the formula and molar mass of 4-Aminoisobenzofuran-1(3H)-one?

For 4-Aminoisobenzofuran-1(3H)-one, its formula is C8H7NO2 and its molar mass is 149.15 g/mol. The systematic (IUPAC) name is 4-amino-3H-2-benzofuran-1-one. InChIKey KOIAVJZQMYBLJJ-UHFFFAOYSA-N lets you match it in any structure database.

How is 4-Aminoisobenzofuran-1(3H)-one used in pharmaceutical QC?

4-Aminoisobenzofuran-1(3H)-one is a characterised reference material linked to Lenalidomide. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for 4-Aminoisobenzofuran-1(3H)-one?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with 4-Aminoisobenzofuran-1(3H)-one?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship 4-Aminoisobenzofuran-1(3H)-one to my country?

Yes. Because 4-Aminoisobenzofuran-1(3H)-one is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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