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Molekula

Molekula

Histamine diphosphate

SKU 13488706 CAS 51-74-1 C5H9N3•2H3PO4 MW 307.14 In stock Bulk quantities on request

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need

Histamine diphosphate is a histamine salt used in biochemical research and pharmaceutical development, particularly in receptor binding studies and allergy research. It is a white to off-white powder with a molecular weight of 307.14 g/mol, a molecular formula of C5H9N3•2H3PO4, and a CAS number of 51-74-1. Store at 2 to 8 °C. Hazard classification includes signal word Danger. Molekula supplies Histamine diphosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

Example image for illustration only. Other packaging and pack sizes are available.

Pricing & pack sizes

Pack sizes & pricing

These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.

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  • 25 g — £143.90 per pack ex VAT · £172.68 inc. VAT

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Specifications

Property Value
Appearance Solid

Storage & handling

Property Value
Storage Temperature 2 to 8 °C
Acidity Neutral

Identification

Property Value
SKU 13488706
CAS Number 51-74-1
IUPAC Name 2-(1H-imidazol-5-yl)ethanamine;phosphoric acid
EC Number 200-118-4
Molecular Formula C5H9N3•2H3PO4
Molecular Weight 307.14
Exact Mass 307.0334
SMILES C1=C(NC=N1)CCN.OP(=O)(O)O.OP(=O)(O)O
InChIKey ZHIBQGJKHVBLJJ-UHFFFAOYSA-N
InChI InChI=1S/C5H9N3.2H3O4P/c6-2-1-5-3-7-4-8-5;2*1-5(2,3)4/h3-4H,1-2,6H2,(H,7,8);2*(H3,1,2,3,4)
PubChem CID 65513
REACH Code Y110
HTS Code 2933.29.9000
Tariff Code 2933299090

Safety & GHS

Danger
  • GHS pictogram — Corrosive Corrosive GHS05
  • GHS pictogram — Health Hazard Health Hazard GHS07
  • GHS pictogram — Serious Health Hazard Serious Health Hazard GHS08

Hazard statements

  • H302 Harmful if swallowed
  • H317 May cause an allergic skin reaction
  • H318 Causes serious eye damage
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H335 May cause respiratory irritation
  • H361 Suspected of damaging fertility or the unborn child

Precautionary statements

  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P264 Wash thoroughly after handling
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
  • P308+313 IF exposed or concerned: Get medical advice/attention

Documents

Safety Data Sheets (SDS)

Available in English.

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

  • 2-(1H-imidazol-5-yl)ethan-1-amine; bis(phosphoric acid)
  • 4-(2-Aminoethyl)imidazole bis(dihydrogen phosphate)
  • 4-(2-Aminoethyl)imidazole di-acid phosphate
  • Histamine acid phosphate
  • Histamine biphosphate
  • Histamine dihydrogen phosphate
  • Histamine phosphate
  • Histamine phosphate (1:2)
  • Histamine positive
  • Histamine Positive Skin Test Control

Frequently asked questions

What is histamine diphosphate used for?

Histamine diphosphate is primarily used in biochemical research, particularly in studies involving histamine receptors and allergic responses.

What is the chemical formula and molecular weight of histamine diphosphate?

The formula is C5H9N3•2H3PO4 with a molecular weight of 307.14 g/mol.

How should histamine diphosphate be stored?

It should be stored at 2 to 8 °C to maintain stability and prevent degradation.

What grade of histamine diphosphate is available?

Molekula supplies histamine diphosphate in research grade, suitable for laboratory use.

Can Molekula supply histamine diphosphate in bulk?

Yes, Molekula can provide histamine diphosphate in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with a purchase of histamine diphosphate?

Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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