Molekula
Metanil Yellow (C.l. 13065)
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
Metanil Yellow (C.I. 13065) is a synthetic azo dye used in analytical chemistry and as a pH indicator in titrations. It appears as a yellow crystalline powder and is soluble in water and ethanol. CAS: 587-98-4, Molecular Formula: C18H14N3NaO3S, Molecular Weight: 375.38 g/mol. Store at ambient temperature. Hazard warning: Danger. Molekula supplies Metanil Yellow (C.I. 13065) 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
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.
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100 g — $76.80 per pack
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250 g — $152.00 per pack
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 | Orange/yellow powder |
| Strength | 100% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 48668757 |
| CAS Number | 587-98-4 |
| IUPAC Name | sodium 3-[(4-anilinophenyl)diazenyl]benzenesulfonate |
| EC Number | 209-608-2 |
| Molecular Formula | C18H14N3NaO3S |
| Molecular Weight | 375.38 |
| Exact Mass | 375.0654 |
| SMILES | C1=CC=C(C=C1)NC2=CC=C(C=C2)N=NC3=CC(=CC=C3)S(=O)(=O)[O-].[Na+] |
| InChIKey | NYGZLYXAPMMJTE-UHFFFAOYSA-M |
| InChI | InChI=1S/C18H15N3O3S.Na/c22-25(23,24)18-8-4-7-17(13-18)21-20-16-11-9-15(10-12-16)19-14-5-2-1-3-6-14;/h1-13,19H,(H,22,23,24);/q;+1/p-1 |
| PubChem CID | 3935589 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29270040 |
| Tariff Code | 2927000090 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H361 Suspected of damaging fertility or the unborn child
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- P263 Avoid contact during pregnancy/while nursing
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- 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, French, German, Italian, Russian, 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.
Synonyms
- Acid Metanil Yellow
- ACID YELLOW 36
- Amacid Yellow M
- C.I. Acid Yellow 36
- Fenazo Yellow M
- Kiton Yellow MS
- Metanil yellow
- Metanil Yellow C
- Metanil Yellow E
- Metanil Yellow F
Frequently asked questions
What is Metanil Yellow used for?
Metanil Yellow is primarily used as a pH indicator and dye in analytical chemistry and textile applications.
What is the chemical formula and molecular weight of Metanil Yellow?
The formula is C18H14N3NaO3S with a molecular weight of 375.38 g/mol.
How should Metanil Yellow be stored?
It should be stored at ambient temperature, away from moisture and direct sunlight.
What grade of Metanil Yellow does Molekula supply?
Molekula supplies Metanil Yellow in analytical grade for laboratory and industrial use.
Can Molekula supply Metanil Yellow in bulk quantities?
Yes, Molekula can supply Metanil Yellow in bulk quantities—please contact our sales team for details.
What documentation comes with a Metanil Yellow order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) compliant with GHS standards.
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.