Chloramphenicol palmitate

Modify Date: 2024-01-03 12:07:30

Chloramphenicol palmitate Structure
Chloramphenicol palmitate structure
Common Name Chloramphenicol palmitate
CAS Number 530-43-8 Molecular Weight 561.538
Density 1.2±0.1 g/cm3 Boiling Point 691.6±55.0 °C at 760 mmHg
Molecular Formula C27H42Cl2N2O6 Melting Point 90ºC
MSDS Chinese USA Flash Point 372.1±31.5 °C
Symbol GHS08
GHS08
Signal Word Warning

 Use of Chloramphenicol palmitate


Chloramphenicol palmitate is an orally active broad spectrum antibiotic and has a broad spectrum of activity against gram positive and gram negative bacteria. Chloramphenicol palmitate inhibits bacterial protein synthesis by blocking the peptidyl transferase step. Chloramphenicol palmitate can be used as bacterial selection agent in transformed cells containing chloramphenicol resistance genes[1].

 Names

Name chloramphenicol palmitate
Synonym More Synonyms

 Chloramphenicol palmitate Biological Activity

Description Chloramphenicol palmitate is an orally active broad spectrum antibiotic and has a broad spectrum of activity against gram positive and gram negative bacteria. Chloramphenicol palmitate inhibits bacterial protein synthesis by blocking the peptidyl transferase step. Chloramphenicol palmitate can be used as bacterial selection agent in transformed cells containing chloramphenicol resistance genes[1].
Related Catalog
References

[1]. Siti Nani Nurbaeti, et al. Sustained-release Microparticle Dry Powders of Chloramphenicol Palmitate or Thiamphenicol Palmitate Prodrugs for Lung Delivery as Aerosols.Eur J Pharm Sci. 2019 Oct 1;138:105028.

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 691.6±55.0 °C at 760 mmHg
Melting Point 90ºC
Molecular Formula C27H42Cl2N2O6
Molecular Weight 561.538
Flash Point 372.1±31.5 °C
Exact Mass 560.242004
PSA 121.45000
LogP 9.04
Vapour Pressure 0.0±2.3 mmHg at 25°C
Index of Refraction 1.526

 MSDS


Section 1. Chemical Product and Company Identification
Chloramphenicol palmitate
Common Name/
Trade Name
Chloramphenicol palmitate

Section 4. First Aid Measures
Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least
Eye Contact
15 minutes. Cold water may be used. WARM water MUST be used. Get medical attention.
In case of contact, immediately flush skin with plenty of water. Cover the irritated skin with an emollient. Remove
Skin Contact
contaminated clothing and shoes. Wash clothing before reuse. Thoroughly clean shoes before reuse. Get medical
attention.
Serious Skin ContactWash with a disinfectant soap and cover the contaminated skin with an anti-bacterial cream. Seek medical attention.
InhalationIf inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get
medical attention.
Serious InhalationNot available.
Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an
Ingestion
unconscious person. Loosen tight clothing such as a collar, tie, belt or waistband. Get medical attention if symptoms
appear.
Serious IngestionNot available.

Section 5. Fire and Explosion Data
Flammability of the Product May be combustible at high temperature.
Auto-Ignition Temperature Not available.
Not available.
Flash Points
Not available.
Flammable Limits
These products are carbon oxides (CO, CO2), nitrogen oxides (NO, NO2...), halogenated compounds.
Products of Combustion
Fire Hazards in Presence of Slightly flammable to flammable in presence of heat.
Non-flammable in presence of shocks.
Various Substances
Risks of explosion of the product in presence of mechanical impact: Not available.
Explosion Hazards in
Slightly explosive in presence of open flames and sparks.
Presence of Various
Substances
SMALL FIRE: Use DRY chemical powder.
Fire Fighting Media
LARGE FIRE: Use water spray, fog or foam. Do not use water jet.
and Instructions
Material in powder form, capable of creating a dust explosion. As with most organic solids, fire is possible at elevated
Special Remarks on
temperatures
Fire Hazards
Fine dust dispered in air in sufficient concentrations, and in the presences of an ignition source is a potential dust
Special Remarks on
explosion hazard.
Explosion Hazards

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

Section 7. Handling and Storage
Keep away from heat. Keep away from sources of ignition. Ground all equipment containing material. Do not
Precautions
ingest. Do not breathe dust. Wear suitable protective clothing. In case of insufficient ventilation, wear suitable
respiratory equipment. If ingested, seek medical advice immediately and show the container or the label. Avoid
contact with skin and eyes.
Keep container tightly closed. Keep container in a cool, well-ventilated area.
Storage

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

Section 9. Physical and Chemical Properties
Solid. (Powdered solid.)Not available.
Physical state andO dor
appearance
Bitter.
Taste
561.55 g/mole
Molecular Weight
White.
Color
Not available.
pH (1% soln/water)
Not available.
Boiling Point
87°C (188.6°F) - 95 C (203 F)
Melting Point
Not available.
Critical Temperature
Not available.
Specific Gravity
Not applicable.
Vapor Pressure
Not available.
Vapor Density
Not available.
Volatility
Not available.
Odor Threshold
Not available.
Water/Oil Dist. Coeff.
Not available.
Ionicity (in Water)
See solubility in water, methanol, diethyl ether.
Dispersion Properties
Easily soluble in methanol, diethyl ether.
Solubility
Very slightly soluble in cold water.
Freely solubly in ethanol, chloroform, and benzene
Chloramphenicol palmitate

Section 10. Stability and Reactivity Data
The product is stable.
Stability
Not available.
Instability Temperature
Conditions of Instability Excessive heat, dust generation.
Incompatibility with various Not available.
substances
Not available.
Corrosivity
Not available.
Special Remarks on
Reactivity
Not available.
Special Remarks on
Corrosivity
Will not occur.
Polymerization

Section 11. Toxicological Information
Inhalation. Ingestion.
Routes of Entry
Acute oral toxicity (LD50): 2640 mg/kg [Mouse].
Toxicity to Animals
Chronic Effects on Humans May cause damage to the following organs: blood, bone marrow.
Other Toxic Effects onSlightly hazardous in case of skin contact (irritant), of ingestion, of inhalation.
Humans
Not available.
Special Remarks on
Toxicity to Animals
Human: passes through the placenta, excreted in maternal milk.
Special Remarks on
May cause adverse reproductive effects and birth defects (teratogenic).
Chronic Effects on Humans
May affect genetic material (mutagenic).
May cause cancer.
Acute Potential Health Effects:
Special Remarks on other
Skin: May cause skin irritation.
Toxic Effects on Humans
Eyes: May cause eye irritation.
Inhalation: May cause upper respiratory tract and mucous membrane irritation.
Ingestion: May be harmful if swallowed. May cause gastrointestinal tract irritation with hypermotility and diarrhea. It
may affect the bone marrow and blood (anemia, clotting, eosinophilia). It may also affect behavior/nervous
system(somnolence, ataxia, coma, convulsions,"pins and needles" or numbness in fingers ), metabolism, liver,
cardiovascular system, respiration (cyanosis), and urinary system.
Chronic Potential Health Effects:
Ingestion: Repeated or prolonged ingestion will have similar effects to acute ingestion.

Section 12. Ecological Information
Not available.
Ecotoxicity
Not available.
BOD5 and COD
Products of Biodegradation Possibly hazardous short term degradation products are not likely. However, long term degradation products may
arise.
The products of degradation are more toxic than the product itself.
Toxicity of the Products
of Biodegradation
Not available.
Special Remarks on the
Products of Biodegradation
Chloramphenicol palmitate

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

Section 14. Transport Information
Not a DOT controlled material (United States).
DO T Cl assi fi cati on
Not applicable.
Identification
Not applicable.
Special Provisions for
Transport
DO T (Pi ctograms)

Section 15. Other Regulatory Information and Pictograms
No products were found.
Federal and State
Regulations
California prop. 65: This product contains the following ingredients for which the State of California has found to
California
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 (EINECS No.
208-477-9).
Canada: Not listed on Canadian Domestic Substance List (DSL) or Canadian Non-Domestic Substances List (NDSL)
China: Not listed on National Inventory.
Japan: Not isted on National Inventory (ENCS).
Korea: Listed on National Inventory (KECI).
Philippines: Listed on National Inventory (PICCS).
Australia: Listed on AICS.
WHMIS (Canada) Not controlled under WHMIS (Canada).
Other Classifications
DSCL (EEC)Not availableNot applicable.
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 ProtectionE
WHMIS (Canada)
(Pictograms)
DSCL (Europe)
(Pictograms)
Chloramphenicol palmitate
TDG(Canada)
(Pictograms)
ADR (Europe)
(Pictograms)
Protective Equipment
Gloves.
Lab coat.
Dust respirator. Be sure to use an
approved/certified respirator or equivalent.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RT4735000
CHEMICAL NAME :
Palmitic acid, alpha-ester with D-threo-(-)-2,2-dichloro-N-(beta-hydroxy-alpha- (hydroxymethyl)-p-nitrophenethyl)acetamide
CAS REGISTRY NUMBER :
530-43-8
BEILSTEIN REFERENCE NO. :
2826438
LAST UPDATED :
199612
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C27-H42-Cl2-N2-O6
MOLECULAR WEIGHT :
561.61
WISWESSER LINE NOTATION :
WNR DYQY1OV15&MVYGG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2640 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,248,1982 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
1200 mg/kg
SEX/DURATION :
female 7-12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
REFERENCE :
VHAGAS Verhandlungen der Anatomischen Gesellschaft. (VEB Gustav Fischer Verlag, Postfach 176, Jena, DDR-6900, Ger. Dem. Rep.) V.1- 1887- Volume(issue)/page/year: 71,623,1977 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2340 No. of Facilities: 79 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 318 (estimated) No. of Female Employees: 132 (estimated)

 Safety Information

Symbol GHS08
GHS08
Signal Word Warning
Hazard Statements H351
Precautionary Statements P280
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;
Risk Phrases R40
Safety Phrases 36/37-36-26
RIDADR NONH for all modes of transport
RTECS RT4735000
HS Code 29414000

 Synthetic Route

 Customs

HS Code 2924299090
Summary 2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Articles22

More Articles
Structural, electronic, thermodynamical and charge transfer properties of Chloramphenicol Palmitate using vibrational spectroscopy and DFT calculations.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 101 , 335-42, (2013)

The global problem of advancing bacterial resistance to newer drugs has led to renewed interest in the use of Chloramphenicol Palmitate (C27H42Cl2N2O6) [Palmitic acid alpha ester with D-threo-(-),2-di...

Metabolism of some drugs by intestinal lactobacilli and their toxicological considerations.

Acta Pharmacol. Toxicol. (Copenh.) 58(1) , 11-5, (1986)

The bacterial metabolism of three drugs (sulphasalazine, phthalylsulphathiazole and chloramphenicol palmitate) and two dyes (tartrazine and methyl red) has been studied using a resting culture techniq...

The effect of exocrine pancreatic function on chloramphenicol pharmacokinetics in patients with cystic fibrosis.

Pediatr. Res. 23(4) , 388-92, (1988)

The effect of exocrine pancreatic function on the pharmacokinetics of the choramphenicol oral capsule (CAP-base), chloramphenicol palmitate oral liquid (CAP-P), and chloramphenicol succinate intraveno...

 Synonyms

Chlorambon
detreopal
CHLORAMPHENICOLPALMITATE,BP
cap-palmitate
Chloramphenicol palmitate
Clorolifarina
chloromycetinpalmitate
Hexadecanoic acid, (2R,3R)-2-[(2,2-dichloroacetyl)amino]-3-hydroxy-3-(4-nitrophenyl)propyl ester
CHLORAMPHENICAL PALMITATE
(2R,3R)-2-[(dichloroacetyl)amino]-3-hydroxy-3-(4-nitrophenyl)propyl hexadecanoate
D-threo-(-)-2,2-Dichloro-N-(β-hydroxy-α-(hydroxymethyl)-p-nitrophenethyl)acetamide α-palmitate
EINECS 208-477-9
MFCD00083597
CAP-P
Chloramphenicol palmitate (ester)
chloramphenicol 3'-palmitate
(2R,3R)-2-[(Dichloroacetyl)amino]-3-hydroxy-3-(4-nitrophenyl)propyl palmitate
[R-(R*,R*)]-Hexadecanoic Acid 2-[(Dichloroacetyl)amino]-3-hydroxy-3-(4-nitrophenyl)propyl Ester
Chloropal
D-threo-(-)-2,2-Dichloro-N-(b-hydroxy-a-(hydroxymethyl)-p-nitrophenethyl)acetamide a-Palmitate
chlorophenicol palmitate
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