Molekula
1,10-Phenanthroline monohydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
1,10-Phenanthroline monohydrate is a chelating agent used in analytical chemistry and coordination chemistry, particularly in the detection of metal ions. It also serves as a colorimetric indicator, a building block in organic synthesis, and a drier additive in paint and coatings formulations. It is a yellow crystalline solid with the molecular formula C12H10N2O and a molecular weight of 198.22 g/mol. It is stable at ambient temperatures and should be stored under normal conditions. The substance is classified as dangerous. Molekula supplies 1,10-Phenanthroline monohydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
25 g — £62.30 per pack ex VAT · £74.76 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Off-white to light yellow crystal |
| Melting Point | 96-101°C |
| Water | 8.5-10.5% |
| Identification | Conforms to reference |
| Assay | >99% |
| Residue on Ignition | <0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
For research use only. Not for human use.
Identification
| Property | Value |
|---|---|
| SKU | 15746698 |
| CAS Number | 5144-89-8 |
| IUPAC Name | 1,10-phenanthroline;hydrate |
| Molecular Formula | C12H10N2O |
| Molecular Weight | 198.22 |
| Exact Mass | 198.0793 |
| SMILES | C1=CC2=C(C3=C(C=CC=N3)C=C2)N=C1.O |
| InChIKey | PPQJCISYYXZCAE-UHFFFAOYSA-N |
| InChI | InChI=1S/C12H8N2.H2O/c1-3-9-5-6-10-4-2-8-14-12(10)11(9)13-7-1;/h1-8H;1H2 |
| PubChem CID | 21226 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | 29339980 |
Safety & GHS
-
Toxic
GHS06
-
Hazardous to the Environment
GHS09
Hazard statements
- H301 Toxic if swallowed
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P308+313 IF exposed or concerned: Get medical advice/attention
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 1,10-Fenanthrolin
- 1,10-Fenantrolina
- 1,10-Phenanthroline hydrate
- 1,10-Phenanthrolineo-phenanthroline
- 4,5-Phenanthroline monohydrate
- o-PHENANTHROLINE HYDRATE
- o-Phenanthroline monohydrate
- phenanthroline monohydrate
- pyridino[3,2-h]quinoline, hydrate
- s5543
Frequently asked questions
What is 1,10-Phenanthroline monohydrate used for?
It is commonly used as a ligand in coordination chemistry and as a reagent in analytical chemistry, particularly in the detection of iron(II) ions.
What is the chemical formula and molecular weight of 1,10-Phenanthroline monohydrate?
The formula is C12H10N2O and the molecular weight is 198.22 g/mol.
How should 1,10-Phenanthroline monohydrate be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for 1,10-Phenanthroline monohydrate?
Available in analytical grade; specific grades may vary—please confirm with Molekula for current availability.
Can Molekula supply 1,10-Phenanthroline monohydrate in bulk?
Yes, Molekula can supply bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of 1,10-Phenanthroline monohydrate?
Each order includes a Certificate of Analysis (CoA); Safety Data Sheet (SDS) is also provided upon request.
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.