Sennoside A

Name: Sennoside A
Brand: Vaqora Chemicals
SKU: VQ-033815

About Sennoside A

Sennoside A (CAS 81-27-6) is a high-purity reference standard of Sennoside A offered by Vaqora Chemicals. The compound has the formula C42H38O20, corresponding to a molecular weight of 862.7 g/mol. Common synonyms include Black Draught and Tisasen A.

The product is provided 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 “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

As a reference sample of Sennoside A, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Sennoside A

View every impurity, metabolite and intermediate we list for Sennoside A.

Sennoside A impurities

Specifications & identifiers

Chemical identifiers
Product name	Sennoside A
Catalogue No.	VQ-033815
CAS Number	81-27-6
IUPAC name	(9R)-9-[(9R)-2-carboxy-4-hydroxy-10-oxo-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-9H-anthracen-9-yl]-4-hydroxy-10-oxo-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-9H-anthracene-2-carboxylic acid
Molecular formula	C₄₂H₃₈O₂₀
Molecular weight	862.7 g/mol
Exact mass	862.1956
Grade	Reference Standard
HSN code	38229090
InChIKey	IPQVTOJGNYVQEO-KGFNBKMBSA-N
SMILES	C1=CC2=C(C(=C1)O[C@H]3[C@@H]([C@H]([C@@H]([C@H](O3)CO)O)O)O)C(=O)C4=C([C@@H]2[C@@H]5C6=C(C(=CC=C6)O[C@H]7[C@@H]([C@H]([C@@H]([C@H](O7)CO)O)O)O)C(=O)C8=C5C=C(C=C8O)C(=O)O)C=C(C=C4O)C(=O)O
PubChem CID	73111

Physical properties
Physical form	Solid
LogP (XLogP3)	1.2
H-bond donors / acceptors	12 / 20
TPSA	348 Å²

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P261, P264, P270, P271, P272, P280, P284, P301 + P317, P302 + P352, P304 + P340, P321, P330, P333 + P317, P342 + P316, P362 + P364, P403, 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 Sennoside A?

The CAS Registry Number of Sennoside A is 81-27-6. It is also known as Black Draught, Tisasen A, Sennoside A, G.

What is the molecular formula and molecular weight of Sennoside A?

Sennoside A has the molecular formula C42H38O20 and a molecular weight of 862.7 g/mol.

What is Sennoside A used for?

Sennoside A is supplied as a characterised reference material related to Sennoside A. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Sennoside A can I order?

We supply Sennoside A 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 Sennoside A?

Yes. Every lot of Sennoside A 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 Sennoside A be shipped internationally?

Yes. Sennoside A 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.