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1.Quick Details:
Product name: 4-Androstenedione
Synonyms: 17-Ketotestosterone; 3, 17-Dioxoandrost-4-ene; 4-Androstene-3, 17-dione; D4-Androstene-3, 17-dione
CAS: 63-05-8
Formula: C19H26O2
M.F.: C19H26O2
M.W.: 286.41
EINECS No.: 200-554-5
Assay: 98.5%
Packing: foil bag
Appearance: White crystalline powder
Density: 1.11 g/cm3
Melting Point: 170-171 ° C(lit. )
Boiling Point: 431.4 ° C at 760 mmHg
Flash Point: 161.1 ° C
Storage: Store in a tightly closed container.
2.COA:
| TEST ITEMS | SPECIFICATION | RESULTS |
| Description | White Crystalline Powder | White Powder |
| Identification | Positive | Positive |
| Assay(by HPLC) | 98.0~102.0% | 99.5% |
| Absorbance(E1cm) | 465~495 | 482.5 |
| Melting Point | 191~195°C | 193.5~195.0°C |
| Loss On Drying | 0.5%max | 0.19% |
| Specific Rotation | +288°~ +298° | +290.2° |
| Residue On Ignition | 0.1%max | 0.03% |
| Related Substances | Total:1.5%max | <1.3% |
| Single:0.5%max | <0.4% | |
| Residue Solvents | 0.2%max | 0.10% |
| Heavy Metals | 20PPm max | <10PPm |
4-Androstenedione Usage:
Simplified hormone drugs, from the testis or urine extracted with the role of a male hormone steroids, norethisterone, testosterone propionate in the middle.
Body, is widely used in small rheumatoid arthritis, diuretic, and a variety of contraceptive to control infectious inflammation.
4-Androstenedione Description:
Used for simplified hormone drugs, from the testis or urine extracted with the role of a male hormone steroid, norethisterone, testosterone propionate in the middle body, is widely used in small rheumatoid arthritis, diuretic, and a variety of contraceptive to control infectious inflammation.
HPLC spectrum of 4-Androstenedione
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Our advantage
1. Rich experience.
Our company is a professional production leading factory in China in pharmaceutical area of many years, our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other country, and we have got very good feedback from our customers, we had Established long friendly relations of cooperation.
2. Great quality, purity and favourable.
Good quality is one of our secret success, welcome order the samples, MOQ just 10 grams.
3. Safe and fast delivery.
We have stock, so we can delivery quickly at the very day when receive the payment.
We have special way could ship 0.01kg to 3.5kg products a time. We offer melting powder into liquid service. And ship the liquid in special bottles.
4. Good after-sales service.
Tell the package update ASAP, and will try best solve when customer encountered various problems.
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Product quality protection 
