Brandowski`s Base

Name: Brandowski`s Base
Brand: Vaqora Chemicals
SKU: VQ-050637

About Brandowski`s Base

Brandowski`s Base is an amine building block carrying the CAS registry number 20048-27-5. Formula C18H18N6, molecular weight 318.4 g/mol. The IUPAC name is 3,6-bis[(4-aminophenyl)imino]cyclohexa-1,4-diene-1,4-diamine. Alternative names: DDACD compound and Bandrowski's base.

Store in a tightly closed container in a cool, dry and well-ventilated place. Handle it with standard laboratory precautions and appropriate personal protective equipment.

It is commonly used for organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Brandowski`s Base in 100 mg, 250 mg, 1 g and 5 g packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Brandowski`s Base
Catalogue No.	VQ-050637
CAS Number	20048-27-5
IUPAC name	3,6-bis[(4-aminophenyl)imino]cyclohexa-1,4-diene-1,4-diamine
Molecular formula	C₁₈H₁₈N₆
Molecular weight	318.4 g/mol
Exact mass	318.1593
HSN code	2933
InChIKey	KKJZEUXMWDXPAU-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1N)N=C2C=C(C(=NC3=CC=C(C=C3)N)C=C2N)N
PubChem CID	159881

Physical properties
Physical form	Other
LogP (XLogP3)	1.4
H-bond donors / acceptors	4 / 6
TPSA	129 Å²
Synonyms	2,5-diamino-N,N'-di-(4-aminophenyl)-2,5-cyclohexadiene-1,4-diimine, DDACD compound, Bandrowski's base, 3,6-Bis((4-aminophenyl)imino)cyclohexa-1,4-diene-1,4-diamine, 1,4-Benzenediamine, N,N''-(2,5-diamino-2,5-cyclohexadiene-1,4-diylidene)bis-, N',N'-bis(4-aminophenyl)-2,5-diamino-1,4-quinonediimine, 3,6-bis((p-aminophenyl)imino)-1,4-cyclohexadiene-1,4-diamine, 3,6-bis[(p-aminophenyl)imino ]cyclohexa-1,4-diene-1,4-diamine, N,N-(2,5-diamino-2,5-cyclohexadiene-1,4-diylidene)bis-1,4-benzenediamine, N(1),N(1)'-(2,5-diaminocyclohexa-2,5-diene-1,4-diylidene)dibenzene-1,4-diamine, 1,4-Cyclohexadiene-1,4-diamine, 3,6-bis((p-aminophenyl)imino)-, 4-diamine,3,6-bis((p-aminophenyl)imino)-4-cyclohexadiene-1

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 Brandowski`s Base?

The CAS Registry Number of Brandowski`s Base is 20048-27-5. It is also known as 2,5-diamino-N,N'-di-(4-aminophenyl)-2,5-cyclohexadiene-1,4-diimine, DDACD compound, Bandrowski's base.

What is the molecular formula and molecular weight of Brandowski`s Base?

Brandowski`s Base has the molecular formula C18H18N6 and a molecular weight of 318.4 g/mol. Its IUPAC name is 3,6-bis[(4-aminophenyl)imino]cyclohexa-1,4-diene-1,4-diamine.

Which grade and pack sizes of Brandowski`s Base can I order?

We supply Brandowski`s Base, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Brandowski`s Base?

Yes. Every lot of Brandowski`s Base 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 Brandowski`s Base be shipped internationally?

Yes. We export Brandowski`s Base worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.