(Z)-Methyl2-[(Dimethylamino)methylene]-4-methoxy-3-oxobutanoate
- CAS
- 127958-23-0
- Formula
- C9H15NO4
- MW
- 201.22 g/mol
ZX-039054
API Process Intermediates & Related Compounds
Parishin B
Available on request
Parishin B (CAS 174972-79-3) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-040187.
CAS number174972-79-3
FormulaC32H40O19
Molar mass728.6 g/mol
Physical formSolid
InChIKeyUNLDMOJTKKEMOG-IWOWLDPGSA-N
IUPAC name3-hydroxy-5-oxo-5-[[4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]methoxy]-3-[[4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]methoxycarbonyl]pentanoic acid
About Parishin B
Parishin B sits in our API Process Intermediates & Related Compounds section and ships worldwide from stock or short lead time. Key data: CAS 174972-79-3, formula C32H40O19 and molar mass 728.6 g/mol. It is handled as a solid.
Where it is used
- API route development
- Impurity fate & purge studies
- Analytical method development
Storage and safety notes
Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures.
Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Reference standards for Dolutegravir
See every impurity, metabolite and related compound we list for this API.
Dolutegravir standardsTypical uses
- API route development
- Impurity fate & purge studies
- Analytical method development
Applications
Specifications and identifiers
| Product name | Parishin B |
|---|---|
| Catalogue number | ZX-040187 |
| CAS number | 174972-79-3 |
| IUPAC name | 3-hydroxy-5-oxo-5-[[4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]methoxy]-3-[[4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]methoxycarbonyl]pentanoic acid |
| Molecular formula | C32H40O19 |
| Molar mass | 728.6 g/mol |
| Exact mass | 728.2164 |
| Physical form | Solid |
| XLogP3 | -2.7 |
| H-bond donors / acceptors | 10 / 19 |
| Topological polar surface area | 309 Ų |
| InChIKey | UNLDMOJTKKEMOG-IWOWLDPGSA-N |
| SMILES | C1=CC(=CC=C1COC(=O)CC(CC(=O)O)(C(=O)OCC2=CC=C(C=C2)O[C@H]3[C@@H]([C@H]([C@@H]([C@H](O3)CO)O)O)O)O)O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O |
| PubChem CID | 44715528 |
| Synonyms | Dehydroizoleucomizinate, disubstituted parishin |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
Precautionary statements P264, P270, P301 + P317, P330, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Parishin B
Which CAS number identifies Parishin B?
Parishin B is registered under CAS 174972-79-3. You may also see it listed as Dehydroizoleucomizinate, disubstituted parishin. Our catalogue number for this item is ZX-040187.
What are the formula and molar mass of Parishin B?
For Parishin B, its formula is C32H40O19 and its molar mass is 728.6 g/mol. InChIKey UNLDMOJTKKEMOG-IWOWLDPGSA-N lets you match it in any structure database.
How is Parishin B used in pharmaceutical QC?
Parishin B is a characterised reference material linked to Dolutegravir. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Parishin B?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Parishin B?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Parishin B to my country?
Yes. Because Parishin B is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
More Dolutegravir standards
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