Molekula
Anastrozole - USP CRS
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
Anastrozole USP CRS is a nonsteroidal aromatase inhibitor used primarily in the treatment of hormone receptor-positive breast cancer in postmenopausal women. It works by reducing estrogen production, slowing tumor growth. This reference standard features a CAS number of 120511-73-1, molecular formula C17H19N5, and a molecular weight of 293.37. It is stored at ambient conditions, carries a **Danger** signal word, and is supplied with full analytical documentation. Molekula supplies Anastrozole USP CRS 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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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 | White to off-white solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Off-white powder |
| Melting Point | 81-82 °C |
| Solubility (other solvents) | Freely soluble in methanol, acetone, ethanol, tetrahydrofuran; very soluble in acetonitrile |
| pKa | pKa = 1.4 |
Source: PubChem CID 2187 (HSDB, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 90036564 |
| CAS Number | 120511-73-1 |
| IUPAC Name | 2-[3-(2-cyanopropan-2-yl)-5-(1,2,4-triazol-1-ylmethyl)phenyl]-2-methylpropanenitrile |
| Molecular Formula | C17H19N5 |
| Molecular Weight | 293.37 |
| Exact Mass | 293.164 |
| SMILES | CC(C)(C#N)C1=CC(=CC(=C1)CN2C=NC=N2)C(C)(C)C#N |
| InChIKey | YBBLVLTVTVSKRW-UHFFFAOYSA-N |
| InChI | InChI=1S/C17H19N5/c1-16(2,9-18)14-5-13(8-22-12-20-11-21-22)6-15(7-14)17(3,4)10-19/h5-7,11-12H,8H2,1-4H3 |
| PubChem CID | 2187 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 2933.99.7900 |
| Tariff Code | 2933998090 |
Safety & GHS
-
Toxic
GHS06
-
Serious Health Hazard
GHS08
Hazard statements
- EUH380 May cause endocrine disruption in humans
- H301 Toxic if swallowed
- H317 May cause an allergic skin reaction
- H351 Suspected of causing cancer
- H360 May damage fertility or the unborn child
- H362 May cause harm to breast-fed children
- H372 Causes damage to organs through prolonged or repeated exposure
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P302+352 IF ON SKIN: Wash with soap and water
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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
- anastrazole
- Anastrozol
- anastrozole
- Anastrozole Tablets
- anastrozolum
- Arimidex
- ICI D1033
- Nastrosa
- ZD 1033
- Zeneca ZD 1033
Frequently asked questions
What is Anastrozole USP CRS used for?
Anastrozole USP CRS is primarily used as a reference standard for analytical testing in pharmaceutical quality control, ensuring the purity and potency of Anastrozole in drug formulations.
What is the chemical formula and molecular weight of Anastrozole USP CRS?
The chemical formula is **C17H19N5** and the molecular weight is **293.37 g/mol**.
How should Anastrozole USP CRS be stored?
Store at **ambient temperature** in a dry, well-ventilated area, away from incompatible substances.
What grade of Anastrozole is available from Molekula?
Molekula supplies **USP CRS (Certified Reference Standard)** grade Anastrozole, suitable for high-precision analytical applications.
Can Molekula supply Anastrozole USP CRS in bulk quantities?
Yes, Molekula can provide Anastrozole USP CRS in bulk, subject to availability and regulatory compliance.
What documentation comes with an order of Anastrozole USP CRS?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
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.