Chromotropic acid disodium salt, EP/Ph. Eur.,… 5808-22-0

Name: Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR
Brand: Vaqora Chemicals
SKU: VQ-047119

About Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR

Chromotropic acid disodium salt (CAS 5808-22-0) is an organosulfur compound offered by Vaqora Chemicals (EP/Ph. Eur. / ACS / AR grade). Its molecular formula is C10H10Na2O10S2 and its molecular weight is 400.3 g/mol. It is also known as Chromotropic acid disodium salt dihydrate or Disodium chromotropate dihydrate.

Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Key uses span analytical determinations and organic synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 g and 25 g packs, Chromotropic acid disodium salt is dispatched with a Certificate of Analysis (COA) to destinations worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Analytical determinations
Organic synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR
Catalogue No.	VQ-047119
CAS Number	5808-22-0
IUPAC name	disodium;4,5-dihydroxynaphthalene-2,7-disulfonate;dihydrate
Molecular formula	C₁₀H₁₀Na₂O₁₀S₂
Molecular weight	400.3 g/mol
Exact mass	399.9511
Grade	EP/Ph. Eur. / ACS / AR
HSN code	29089990
InChIKey	QUEAKWJKJBFNEG-UHFFFAOYSA-L
SMILES	C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)[O-])O)O)S(=O)(=O)[O-].O.O.[Na+].[Na+]
PubChem CID	2723846

Physical properties
Physical form	Other
H-bond donors / acceptors	4 / 10
TPSA	174 Å²
Synonyms	Chromotropic acid disodium salt dihydrate, Disodium chromotropate dihydrate, 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, sodium salt, hydrate (1:2:2), 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, disodium salt, dihydrate, Sodium 4,5-dihydroxynaphthalene-2,7-disulfonate dihydrate, Disodium 4,5-dihydroxynaphthalene-2,7-disulfonate Dihydrate, Chromotropic acid disodium dihydrate, 4.5-Dihydroxy-2.7-naphthalene disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-, sodium salt, hydrate (1:2:2), CHROMOTROPIC ACID, Na, REAG, Chromotropic acid, disodium salt dihydrate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

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

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 5808-22-0

Chromotropic acid disodium salt, 98%

CAS: 5808-22-0
Formula: C₁₀H₁₀Na₂O₁₀S₂
MW: 400.3 g/mol

VQ-010837

AR

Chromotropic acid disoidum salt, GR

CAS: 5808-22-0
Formula: C₁₀H₁₀Na₂O₁₀S₂
MW: 400.3 g/mol

VQ-010838

Synthesis

Chromotropic acid sodium salt

CAS: 5808-22-0
Formula: C₁₀H₁₀Na₂O₁₀S₂
MW: 400.3 g/mol

VQ-010839

Frequently asked questions

What is the CAS number of Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR?

The CAS Registry Number of Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR is 5808-22-0. It is also known as Chromotropic acid disodium salt dihydrate, Disodium chromotropate dihydrate, 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, sodium salt, hydrate (1:2:2).

What is the molecular formula and molecular weight of Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR?

Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR has the molecular formula C10H10Na2O10S2 and a molecular weight of 400.3 g/mol.

Which grade and pack sizes of Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR can I order?

We supply Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR in EP/Ph. Eur. / ACS / AR grade, in 10 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR?

Yes. Every lot of Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR be shipped internationally?

Yes. Chromotropic acid disodium salt, EP/Ph. Eur., ACS, AR is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.