Molekula
Propyl gallate USP grade
Propyl gallate USP grade is a synthetic antioxidant used to prevent oxidation in pharmaceuticals, cosmetics, and food products. It is available in powder form with a molecular weight of 212.20 g/mol, a CAS number of 121-79-9, and a molecular formula of (HO)3C6H2CO2CH2CH2CH3. Stored at ambient temperatures, it carries a warning signal word due to potential health hazards. Molekula supplies Propyl gallate USP grade from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Propyl gallate USP grade is a synthetic antioxidant used to prevent oxidation in pharmaceuticals, cosmetics, and food products. It is available in powder form with a molecular weight of 212.20 g/mol, a CAS number of 121-79-9, and a molecular formula of (HO)3C6H2CO2CH2CH2CH3. Stored at ambient temperatures, it carries a warning signal word due to potential health hazards. Molekula supplies Propyl gallate USP grade from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | White to Off-white crystalline powder |
| Melting Point | 146°C - 151°C |
| Grade | USP Grade |
| Heavy metals | ≤ 10ppm |
| Loss on Drying | ≤ 0.5% |
| Chloride (Cl) | ≤ 100ppm |
| Assay | 98.0 - 102.0% |
| Residue on Ignition | ≤ 0.1% |
| Appearance of Solution | The solution is clear, not more intensely coloured than reference solution BY5 |
| Sulfated ash | ≤ 0.1% |
| Total chlorine | ≤ 200ppm |
| Lead (Pb) | ≤ 2ppm |
| Identification (IR) | Conforms to Reference |
| Sulphates (SO4) | ≤ 0.02% |
| Gallic Acid | ≤ 0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 121-79-9 |
| Molecular Formula | (HO)3C6H2CO2CH2CH2CH3 |
| Molecular Weight | 212.20 |
| SMILES | CCCOC(=O)C1=CC(=C(C(=C1)O)O)O |
| EC / UN Number | 3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29182975 |
| Tariff Code | 2918290035 |
Safety & GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- 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
- P302+352 IF ON SKIN: Wash with soap and water
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
For research and industrial use only
Documents
Safety Data Sheets (SDS)
Available in IT, ES, FR, DE, EN.
-
IT - (42712116) PROPYL GALLATE USP GRADE [121-79-9].pdf
SDS · IT · 262 KB
-
ES - (42712116) PROPYL GALLATE USP GRADE [121-79-9].pdf
SDS · ES · 263 KB
-
FR - (42712116) PROPYL GALLATE USP GRADE [121-79-9].pdf
SDS · FR · 265 KB
-
DE - (42712116) PROPYL GALLATE USP GRADE [121-79-9].pdf
SDS · DE · 263 KB
-
EN - (42712116) PROPYL GALLATE USP GRADE [121-79-9].pdf
SDS · EN · 263 KB
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
No alternate names recorded for this product.
Frequently asked questions
What is Propyl gallate USP grade used for?
It is primarily used as an antioxidant in pharmaceuticals, cosmetics, and food products to prevent oxidation and extend shelf life.
What is the chemical formula and molecular weight of Propyl gallate USP grade?
The formula is (HO)3C6H2CO2CH2CH2CH3 with a molecular weight of 212.20 g/mol.
How should Propyl gallate USP grade be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of Propyl gallate does Molekula supply?
Molekula supplies Propyl gallate in USP grade, suitable for pharmaceutical and food applications.
Can Molekula supply Propyl gallate USP grade in bulk?
Yes, Molekula can supply Propyl gallate USP grade in bulk quantities—please contact us for pricing and availability.
What documentation comes with a purchase of Propyl gallate USP grade?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation is available 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.