Equilin

Modify Date: 2024-01-02 17:30:05

Equilin Structure
Equilin structure
Common Name Equilin
CAS Number 474-86-2 Molecular Weight 268.350
Density 1.2±0.1 g/cm3 Boiling Point 459.1±45.0 °C at 760 mmHg
Molecular Formula C18H20O2 Melting Point 238-240ºC(lit.)
MSDS Chinese USA Flash Point 195.4±21.3 °C
Symbol GHS08
GHS08
Signal Word Danger

 Use of Equilin


Equilin is one of the estrogens present in the mixture of estrogens isolated from horse urine.

 Names

Name equilin
Synonym More Synonyms

 Equilin Biological Activity

Description Equilin is one of the estrogens present in the mixture of estrogens isolated from horse urine.
Related Catalog

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 459.1±45.0 °C at 760 mmHg
Melting Point 238-240ºC(lit.)
Molecular Formula C18H20O2
Molecular Weight 268.350
Flash Point 195.4±21.3 °C
Exact Mass 268.146332
PSA 37.30000
LogP 3.53
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.626
Storage condition -20°C

 MSDS


Section 1. Chemical Product and Company Identification
Equilin
Common Name/
Trade Name
Manufacturer
Commercial Name(s)
Synonym
Chemical Name
Chemical Family
Equilin

Section 4. First Aid Measures
Eye ContactCheck for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at
least 15 minutes. Get medical attention if irritation occurs.
Skin ContactWash with soap and water. Cover the irritated skin with an emollient. Get medical attention if irritation develops.
Serious Skin ContactNot available.
InhalationIf inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get
medical attention.
Serious InhalationNot available.
IngestionDo NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an
unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight
clothing such as a collar, tie, belt or waistband.
Serious IngestionNot available.

Section 5. Fire and Explosion Data
Flammability of the Product May be combustible at high temperature.
Auto-Ignition Temperature Not available.
Flash PointsNot available.
Flammable LimitsNot available.
Products of CombustionThese products are carbon oxides (CO, CO2).
Fire Hazards in Presence of Slightly flammable to flammable in presence of heat.
Various SubstancesNon-flammable in presence of shocks.
Explosion Hazards in Presence Slightly explosive in presence of open flames and sparks.
Non-explosive in presence of shocks.
of Various Substances
SMALL FIRE: Use DRY chemical powder.
Fire Fighting Media
and InstructionsLARGE FIRE: Use water spray, fog or foam. Do not use water jet.
As with most organic solids, fire is possible at elevated temperatures
Special Remarks on
Fire Hazards
Special Remarks on Explosion Fine dust dispersed in air in sufficient concentrations, and in the presence of an ignition source is a potential dust
Hazardsexplosion hazard.

Section 6. Accidental Release Measures
Small SpillUse appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by
spreading water on the contaminated surface and dispose of according to local and regional authority
requirements.
Large SpillUse a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water
on the contaminated surface and allow to evacuate through the sanitary system.
Equilin

Section 7. Handling and Storage
PrecautionsKeep away from heat. Keep away from sources of ignition. Ground all equipment containing material. Do not
breathe dust. Wear suitable protective clothing. If you feel unwell, seek medical attention and show the label
when possible.
StorageKeep container tightly closed. Keep container in a cool, well-ventilated area.

Section 8. Exposure Controls/Personal Protection
Engineering ControlsUse process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below
recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to
airborne contaminants below the exposure limit.
Personal ProtectionSafety glasses. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Gloves.
Personal Protection in Case of Splash goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing apparatus should be used
a Large Spillto avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist
BEFORE handling this product.
Exposure LimitsNot available.

Section 9. Physical and Chemical Properties
Physical state and appearance Solid. (crystalline powder.)OdorNot available.
TasteNot available.
Molecular Weight268.4 g/mole
ColorWhite to yellowish.
pH (1% soln/water)Not available.
Not available.
Boiling Point
Melting PointNot available.
Not available.
Critical Temperature
Specific GravityNot available.
Vapor PressureNot applicable.
Vapor DensityNot available.
VolatilityNot available.
Odor ThresholdNot available.
Water/Oil Dist. Coeff.Not available.
Ionicity (in Water)Not available.
Dispersion PropertiesNot available.
SolubilityNot available.

Section 10. Stability and Reactivity Data
The product is stable.
Stability
Instability TemperatureNot available.
Conditions of InstabilityExcess heat, incompatible materials
Not available.
Incompatibility with various
substances
Not available.
Corrosivity
Equilin
Not available.
Special Remarks on
Reactivity
Not available.
Special Remarks on
Corrosivity
PolymerizationWill not occur.

Section 11. Toxicological Information
Routes of EntryInhalation. Ingestion.
Toxicity to AnimalsLD50: Not available.
LC50: Not available.
Chronic Effects on HumansDEVELOPMENTAL TOXICITY: Classified Reproductive system/toxin/female, Reproductive system/toxin/male
[SUSPECTED].
May cause damage to the following organs: the reproductive system.
Other Toxic Effects onSlightly hazardous in case of skin contact (irritant), of ingestion, of inhalation.
Humans
Special Remarks onNot available.
Toxicity to Animals
Special Remarks onMay affect genetic material (mutagenic).
Chronic Effects on HumansMay cause cancer based on animal test data.
May cause adverse reproductive effects and birth defects (teratogenic)
Special Remarks on otherAcute Potential Health Effects:
Toxic Effects on HumansSkin: May cause skin irritation.
Eyes: May cause eye irritation.
Inhalation: May cause respiratory tract irritation.
Ingestion: It may cause nausea, headache, and vomiting. Acute and prolonged or repeated over exposure may
cause gynecomastia in men. May cause menstrual irregularities in women.

Section 12. Ecological Information
EcotoxicityNot available.
BOD5 and CODNot available.
Products of BiodegradationPossibly hazardous short term degradation products are not likely. However, long term degradation products may
arise.
Toxicity of the ProductsThe product itself and its products of degradation are not toxic.
of Biodegradation
Special Remarks on theNot available.
Products of Biodegradation

Section 13. Disposal Considerations
Waste DisposalWaste must be disposed of in accordance with federal, state and local environmental
control regulations.

Section 14. Transport Information
DOT ClassificationNot a DOT controlled material (United States).
Not applicable.
Identification
Not applicable.
Special Provisions for
Transport
Equilin
DOT (Pictograms)

Section 15. Other Regulatory Information and Pictograms
No products were found.
Federal and State
Regulations
CaliforniaCalifornia prop. 65: This product contains the following ingredients for which the State of California has found
to cause cancer which would require a warning under the statute: No products were found.
Proposition 65
Warnings
California prop. 65: This product contains the following ingredients for which the State of California has found
to cause birth defects which would require a warning under the statute: No products were found.
Other RegulationsOSHA: Hazardous by definition of Hazard Communication Standard (29 CFR 1910.1200).
EINECS: This product is on the European Inventory of Existing Commercial Chemical Substances.
WHMIS (Canada) Not controlled under WHMIS (Canada).
Other Classifications
DSCL (EEC)R40- Limited of evidence ofS22- Do not breathe dust.
carcinogenic effects.S24/25- Avoid contact with skin and eyes.
R60- May impair fertility.
Health Hazard
HMIS (U.S.A.)1 National Fire Protection
1 Flammability
1 Association (U.S.A.)
Fire Hazard
1 0 Reactivity
Health
Reactivity
0
Specific hazard
Personal Protection
E
WHMIS (Canada)
(Pictograms)
DSCL (Europe)
(Pictograms)
TDG (Canada)
(Pictograms)
ADR (Europe)
(Pictograms)
Protective Equipment
Gloves.
Lab coat.
Equilin
Dust respirator. Be sure to use an
approved/certified respirator or
equivalent.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KG6650000
CHEMICAL NAME :
Estra-1,3,5(10),7-tetraen-17-one, 3-hydroxy-
CAS REGISTRY NUMBER :
474-86-2
BEILSTEIN REFERENCE NO. :
2624302
LAST UPDATED :
199709
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C18-H20-O2
MOLECULAR WEIGHT :
268.38
WISWESSER LINE NOTATION :
L E5 B666 FV JUTTT&J E1 OQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
112 mg/kg/56W-I
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Skin and Appendages - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
640 mg/kg/38W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
168 mg/kg/42W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

MUTATION DATA

TEST SYSTEM :
Rodent - mouse
DOSE/DURATION :
400 mg/kg
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 48,14,1988

 Safety Information

Symbol GHS08
GHS08
Signal Word Danger
Hazard Statements H351-H360-H362
Precautionary Statements P201-P260-P263-P280-P308 + P313
Personal Protective Equipment Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes Xn: Harmful;
Risk Phrases R40
Safety Phrases 36/37-45-16-7
RIDADR UN1230 - class 3 - PG 2 - Methanol, solution
WGK Germany 3
RTECS KG6650000

 Synthetic Route

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 Synonyms

Equilin
Estra-1,3,5(10),7-tetraen-17-one, 3-hydroxy-
3-Hydroxyestra-1,3,5(10),7-tetraen-17-one (9CI)
Dihydroequilenin
(9S,13S,14S)-3-hydroxy-13-methyl-9,11,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-17-one
3-Hydroxyestra-1,3,5(10),7-tetraen-17-one
1,3,5(10),7-Estratetraen-3-ol-17-one (3-Hydroxy-1,3,5(10),7-estratetraen-17-one
1,3,5,7-Estratetraen-3-ol-17-one
7-Dehydroestrone
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