1,2-Dichlorobenzene-d4

Name: 1,2-Dichlorobenzene-d4
Brand: Vaqora Chemicals
SKU: VQ-039974

About 1,2-Dichlorobenzene-d4

1,2-Dichlorobenzene-d4 (CAS 2199-69-1) is a stable isotope labelled standard offered by Vaqora Chemicals. The compound has the formula C6H4Cl2, corresponding to a molecular weight of 151.02 g/mol. Systematically, it is named 1,2-dichloro-3,4,5,6-tetradeuteriobenzene. Common synonyms include o-Dichloro(2H4)benzene and Benzene-1,2,3,4-D4-, 5,6-dichloro-.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Its mass shift relative to the unlabelled analyte makes it a dependable internal standard for LC-MS/MS assays, improving accuracy in bioanalysis, therapeutic drug monitoring and method validation. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 1,2-Dichlorobenzene-d4 is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	1,2-Dichlorobenzene-d4
Catalogue No.	VQ-039974
CAS Number	2199-69-1
IUPAC name	1,2-dichloro-3,4,5,6-tetradeuteriobenzene
Molecular formula	C₆H₄Cl₂
Molecular weight	151.02 g/mol
Exact mass	149.9941
Grade	Reference Standard
HSN code	38229090
InChIKey	RFFLAFLAYFXFSW-RHQRLBAQSA-N
SMILES	[2H]C1=C(C(=C(C(=C1[2H])Cl)Cl)[2H])[2H]
PubChem CID	519913

Physical properties
Physical form	Solid
LogP (XLogP3)	3.4
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	o-Dichloro(2H4)benzene, Benzene-1,2,3,4-D4-, 5,6-dichloro-, 1,2-Dichloro-3,4,5,6-tetradeuterobenzene, TMIJ-0341, 1,2-Dichloro(~2~H_4_)benzene, 5,6-Dichlorobenzene-1,2,3,4-d4, Benzene-1,2,3,4-d4, 5,6-dichloro-

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P391, 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

Frequently asked questions

What is the CAS number of 1,2-Dichlorobenzene-d4?

The CAS Registry Number of 1,2-Dichlorobenzene-d4 is 2199-69-1. It is also known as o-Dichloro(2H4)benzene, Benzene-1,2,3,4-D4-, 5,6-dichloro-, 1,2-Dichloro-3,4,5,6-tetradeuterobenzene.

What is the molecular formula and molecular weight of 1,2-Dichlorobenzene-d4?

1,2-Dichlorobenzene-d4 has the molecular formula C6H4Cl2 and a molecular weight of 151.02 g/mol. Its IUPAC name is 1,2-dichloro-3,4,5,6-tetradeuteriobenzene.

Which grade and pack sizes of 1,2-Dichlorobenzene-d4 can I order?

We supply 1,2-Dichlorobenzene-d4 in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1,2-Dichlorobenzene-d4?

Yes. Every lot of 1,2-Dichlorobenzene-d4 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 1,2-Dichlorobenzene-d4 be shipped internationally?

Yes. 1,2-Dichlorobenzene-d4 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.