4-Epitetracycline hydrochloride

Modify Date: 2024-01-05 15:46:19

4-Epitetracycline hydrochloride Structure
4-Epitetracycline hydrochloride structure
Common Name 4-Epitetracycline hydrochloride
CAS Number 23313-80-6 Molecular Weight 480.896
Density N/A Boiling Point 682.8ºC at 760mmHg
Molecular Formula C22H25ClN2O8 Melting Point 217ºC
MSDS Chinese USA Flash Point 366.7ºC
Symbol GHS07 GHS08
GHS07, GHS08
Signal Word Warning

 Use of 4-Epitetracycline hydrochloride


4-Epitetracycline hydrochloride is an epimer of the antibiotic tetracycline. Epimers of tetracycline form without catalysis and are considered degradation products. 4-Epitetracycline hydrochloride has decreased activity as an antibiotic or a Tet repressor effector but may have stronger toxic effects in animals.

 Names

Name (4R,4aS,5aS,6S,12aR)-4-(dimethylamino)-1,6,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4,4a,5,5a-tetrahydrotetracene-2-carboxamide,hydrochloride
Synonym More Synonyms

 4-Epitetracycline hydrochloride Biological Activity

Description 4-Epitetracycline hydrochloride is an epimer of the antibiotic tetracycline. Epimers of tetracycline form without catalysis and are considered degradation products. 4-Epitetracycline hydrochloride has decreased activity as an antibiotic or a Tet repressor effector but may have stronger toxic effects in animals.

 Chemical & Physical Properties

Boiling Point 682.8ºC at 760mmHg
Melting Point 217ºC
Molecular Formula C22H25ClN2O8
Molecular Weight 480.896
Flash Point 366.7ºC
Exact Mass 480.129944
PSA 181.62000
LogP 1.28790
Appearance of Characters Fine Crystalline Powder | Yellow
Index of Refraction 1.74
Storage condition Amber Vial, -20°C Freezer, Under Inert Atmosphere

 MSDS

Name: 4-Epitetracycline Hydrochloride "Can be used as Secondary Standard." Material Safety Data Sheet
Synonym: Quatrimycin Hydrochloride
CAS: 23313-80-6
Section 1 - Chemical Product MSDS Name:4-Epitetracycline Hydrochloride "Can be used as Secondary Standard." Material Safety Data Sheet
Synonym:Quatrimycin Hydrochloride

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
23313-80-6 4-Epitetracycline Hydrochloride ca 100 unlisted
Hazard Symbols: XN
Risk Phrases: 63

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Possible risk of harm to the unborn child.Light sensitive.Moisture sensitive.Air sensitive.The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation.
Ingestion:
May cause irritation of the digestive tract. May cause liver and kidney damage. The toxicological properties of this substance have not been fully investigated.
Inhalation:
May cause respiratory tract irritation. May cause liver and kidney damage. The toxicological properties of this substance have not been fully investigated.
Chronic:
May cause liver and kidney damage. May cause reproductive and fetal effects.

Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Extinguishing Media:
Use agent most appropriate to extinguish fire. Do NOT get water inside containers. Use water spray, dry chemical, carbon dioxide, or appropriate foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions.
Provide ventilation. Place under an inert atmosphere. Do not get water inside containers.

Section 7 - HANDLING and STORAGE
Handling:
Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed.
Avoid ingestion and inhalation. Store protected from light. Handle under an inert atmosphere. Store protected from air. Do not allow contact with water. Keep from contact with moist air and steam.
Storage:
Do not store in direct sunlight. Store in a tightly closed container. Keep under a nitrogen blanket. Store in a cool, dry, well-ventilated area away from incompatible substances. Do not expose to air. Store protected from moisture. Store protected from light.
Store under an inert atmosphere.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 23313-80-6: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant respirator use.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Crystalline powder
Color: yellow
Odor: none reported
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 217 deg C
Autoignition Temperature: Not applicable.
Flash Point: Not applicable.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: > 217 deg C
Solubility in water: in water: 1:10 m/v
Specific Gravity/Density:
Molecular Formula: C22H24N2O8.HCl
Molecular Weight: 480.89

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, light, moisture, exposure to air, exposure to moist air or water.
Incompatibilities with Other Materials:
Moisture, air.
Hazardous Decomposition Products:
Hydrogen chloride, nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
Hazardous Polymerization: Has not been reported.

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 23313-80-6: QJ1898250 LD50/LC50:
Not available.
Carcinogenicity:
4-Epitetracycline Hydrochloride - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

Section 12 - ECOLOGICAL INFORMATION


Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN
Risk Phrases:
R 63 Possible risk of harm to the unborn child.
Safety Phrases:
S 28A After contact with skin, wash immediately with
plenty of water.
S 36/37 Wear suitable protective clothing and
gloves.
S 37 Wear suitable gloves.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 23313-80-6: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 23313-80-6 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 23313-80-6 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QJ1898250
CHEMICAL NAME :
2-Naphthacenecarboxamide, 1,4,4a,5,5a,6,11,12a-octahydro-4-(dimethylamino)-1,11 -dioxo-6- methyl-3,6,10,12,12a-pentahydroxy-, 4-epimer, hydrochloride
CAS REGISTRY NUMBER :
23313-80-6
LAST UPDATED :
199203
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C22-H24-N2-O8.Cl-H
MOLECULAR WEIGHT :
480.94

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ANTCAO Antibiotics and Chemotherapy (Washington, DC). (Washington, DC) V.1-12, 1951-62. For publisher information, see CLMEA3. Volume(issue)/page/year: 7,569,1957

 Safety Information

Symbol GHS07 GHS08
GHS07, GHS08
Signal Word Warning
Hazard Statements H315-H319-H335-H361
Precautionary Statements P280-P305 + P351 + P338
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 63-36-36/37/38
Safety Phrases 36/37/39-26-36
RIDADR NONH for all modes of transport
RTECS QJ1898250
HS Code 29413000

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 Synonyms

4-epi-Tetracycline hydrochloride
4-Epitetracycline hydrochloride
4-Epitetracycline hydrochloride,‘can be used as a secondary standard‘
2,2,2,2-Propanetetracarbonitrile
4-epi-TetracyclineHydrochloride
(4R,4aS,5aS,6S,12aS)-4-(Dimethylamino)-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-2-tetracenecarboxamide hydrochloride (1:1)
2-Naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-, (4R,4aS,5aS,6S,12aS)-, hydrochloride (1:1)
MFCD00085371
Epitetracycline hydrochloride
Tetracyanomethane
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