Phentolamine Mesilate

Name: Phentolamine Mesilate
Brand: Zemixal
SKU: ZX-031825

Reference StandardAvailable on request

Order Phentolamine Mesilate (CAS 65-28-1) online at Zemixal: C18H23N3O4S, COA and SDS with every lot, worldwide shipping.

Pack sizes

Phentolamine Mesilate chemical structure

CAS number65-28-1

FormulaC₁₈H₂₃N₃O₄S

Molar mass377.5 g/mol

Physical formSolid

HS code38229090

InChIKeyOGIYDFVHFQEFKQ-UHFFFAOYSA-N

IUPAC name3-[N-(4,5-dihydro-1H-imidazol-2-ylmethyl)-4-methylanilino]phenol;methanesulfonic acid

About Phentolamine Mesilate

Phentolamine Mesilate belongs to the Phentolamine reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 65-28-1, formula C18H23N3O4S and molar mass 377.5 g/mol. It is handled as a solid.

Typical applications

Identification & assay
Method development & validation
QC reference material

Storage and safety notes

Hazard communication follows GHS (Warning: H302, H312, H315 and H319). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Phentolamine

See every impurity, metabolite and related compound we list for this API.

Phentolamine standards

Typical uses

Identification & assay
Method development & validation
QC reference material

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Phentolamine Mesilate
Product name	Phentolamine Mesilate
Catalogue number	ZX-031825
CAS number	65-28-1
IUPAC name	3-[N-(4,5-dihydro-1H-imidazol-2-ylmethyl)-4-methylanilino]phenol;methanesulfonic acid
Molecular formula	C₁₈H₂₃N₃O₄S
Molar mass	377.5 g/mol
Exact mass	377.1409
Grade	Reference Standard
Physical form	Solid
H-bond donors / acceptors	3 / 6
Topological polar surface area	111 Å²
HS code	38229090
InChIKey	OGIYDFVHFQEFKQ-UHFFFAOYSA-N
SMILES	CC1=CC=C(C=C1)N(CC2=NCCN2)C3=CC(=CC=C3)O.CS(=O)(=O)O
PubChem CID	91430
Synonyms	Phentolamine mesylate, Phentolamine methanesulfonate, Mesylate phentolamine, NV-101, Mesilate, Phentolamine, Mesylate, Phentolamine, Methanesulfonate, Phentolamine, 2-(N-p'-Tolyl-N-(m'-hydroxyphenyl)aminomethyl)imidazoline Monomethanesulfonate, Phentolamine (mesylate), Regitine methanesulfonate, Phentolamine methanesulfonate salt, 3-(((4,5-dihydro-1H-imidazol-2-yl)methyl)(p-tolyl)amino)phenol methanesulfonate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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

Pack sizes of Phentolamine Mesilate
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 Phentolamine Mesilate

Which CAS number identifies Phentolamine Mesilate?

Phentolamine Mesilate is registered under CAS 65-28-1. You may also see it listed as Phentolamine mesylate, Phentolamine methanesulfonate, Mesylate phentolamine. Our catalogue number for this item is ZX-031825.

What are the formula and molar mass of Phentolamine Mesilate?

For Phentolamine Mesilate, its formula is C18H23N3O4S and its molar mass is 377.5 g/mol. InChIKey OGIYDFVHFQEFKQ-UHFFFAOYSA-N lets you match it in any structure database.

How is Phentolamine Mesilate used in pharmaceutical QC?

Phentolamine Mesilate is a characterised reference material linked to Phentolamine. 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 Phentolamine Mesilate?

This listing is Reference Standard grade. 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 Phentolamine Mesilate?

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 Phentolamine Mesilate to my country?

Yes. Because Phentolamine Mesilate 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 Phentolamine standards

Have a list of compounds to price?

Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.

Bulk CAS lookup Open quote list