Isatoic anhydride

Cat. No.: HY-76222 Purity: 98.23%: FAQs
Data Sheet SDS COA Handling Instructions

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Isatoic anhydride is a molecule with a structure similar to trans-bis-isatoic anhydride (TBIA), but has only one reactive group. Isatoic anhydride forms monoadducts.

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Isatoic anhydride Chemical Structure

CAS No. : 118-48-9

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Description

Isatoic anhydride is a molecule with a structure similar to trans-bis-isatoic anhydride (TBIA), but has only one reactive group. Isatoic anhydride forms monoadducts^[1].

Molecular Weight

163.13

Formula

C₈H₅NO₃

CAS No.

118-48-9

Appearance

Solid

Color

Light brown to gray

SMILES

O=C1OC(C2=C(N1)C=CC=C2)=O

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Store at room temperature 3 years

In solvent	-80°C	2 years
	-20°C	1 year

Solvent & Solubility

In Vitro:

DMSO : ≥ 100 mg/mL (613.01 mM; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

*"≥" means soluble, but saturation unknown.

Preparing
Stock Solutions

Concentration Solvent Mass	1 mg	5 mg	10 mg

1 mM	6.1301 mL	30.6504 mL	61.3008 mL
5 mM	1.2260 mL	6.1301 mL	12.2602 mL
10 mM	0.6130 mL	3.0650 mL	6.1301 mL

View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.

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Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Concentration _(start) × Volume _(start) = Concentration _(final) × Volume _(final)

This equation is commonly abbreviated as: C₁V₁ = C₂V₂

Concentration _(start)

Volume _(start)

Concentration _(final)

Volume _(final)

In Vivo Dissolution Calculator

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Calculation results:

Working solution concentration: mg/mL

Purity & Documentation

Purity: 98.23%

Select Batch:

Data Sheet (272 KB) SDS (393 KB)

COA (253 KB) HNMR (111 KB) RP-HPLC (246 KB)

Handling Instructions (2659 KB)

References

[1]. Christy TW, et al. Direct Mapping of Higher-Order RNA Interactions by SHAPE-JuMP. Biochemistry. 2021 Jun 29;60(25):1971-1982. [Content Brief]

Complete Stock Solution Preparation Table

Optional Solvent	Concentration Solvent Mass	1 mg	5 mg	10 mg	25 mg

DMSO	1 mM	6.1301 mL	30.6504 mL	61.3008 mL	153.2520 mL
	5 mM	1.2260 mL	6.1301 mL	12.2602 mL	30.6504 mL
	10 mM	0.6130 mL	3.0650 mL	6.1301 mL	15.3252 mL
	15 mM	0.4087 mL	2.0434 mL	4.0867 mL	10.2168 mL
	20 mM	0.3065 mL	1.5325 mL	3.0650 mL	7.6626 mL
	25 mM	0.2452 mL	1.2260 mL	2.4520 mL	6.1301 mL
	30 mM	0.2043 mL	1.0217 mL	2.0434 mL	5.1084 mL
	40 mM	0.1533 mL	0.7663 mL	1.5325 mL	3.8313 mL
	50 mM	0.1226 mL	0.6130 mL	1.2260 mL	3.0650 mL
	60 mM	0.1022 mL	0.5108 mL	1.0217 mL	2.5542 mL
	80 mM	0.0766 mL	0.3831 mL	0.7663 mL	1.9157 mL
	100 mM	0.0613 mL	0.3065 mL	0.6130 mL	1.5325 mL