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(r)-(-)-1,3-butanedio cas 6290-03-5

Chemical Name: (R)-(-)-1,3-Butanediol

CAS No.:6290-03-5

Molecular Formula: C4H10O2

Molecular weight: 90.12

Appearance: Colorless to light yellow liquid

Assay: 98%

Category:

Description

(R)-(-)-1,3-Butanediol quick Details

Chemical Name: (R)-(-)-1,3-Butanediol

CAS No.:6290-03-5

Molecular Formula: C4H10O2

Molecular weight: 90.12

Appearance: Colorless to light yellow liquid

Assay: 98%

(R)-(-)-1,3-Butanedioltypical Properties

Item Specification Results
Appearance Colorless to light yellow liquid Conforms
Assay ≧98% 98.6%
[α]20/DC=1 ethanol -25~-31°,(c=1inethanol) -25.68°(c=1inethanol)

(R)-(-)-1,3-ButanediolUsage

Ingenol, is the analogue of Ingenol 3-Angelate, which has anti-tumor activity when used topically for the treatment of actinic keratosis.

(R)-(-)-1,3-ButanediolPackaging and Shipping

Packing: 25Kg/drum

Delivery:delivery within 3-5working days

(R)-(-)-1,3-ButanediolStorage

Avoiding light and drying.

Fire-fighting measures

5.1Extinguishing media

Suitable extinguishing media

Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.

5.2Specific hazards arising from the chemical

no data available

5.3Special protective actions for fire-fighters

Wear self-contained breathing apparatus for firefighting if necessary.

6.Accidental release measures

6.1Personal precautions, protective equipment and emergency procedures

Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8.

6.2Environmental precautions

Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided.

6.3Methods and materials for containment and cleaning up

Pick up and arrange disposal. Sweep up and shovel. Keep in suitable, closed containers for disposal.

7.Handling and storage

7.1Precautions for safe handling

Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Avoid exposure – obtain special instructions before use.Provide appropriate exhaust ventilation at places where dust is formed. For precautions see section 2.2.

7.2Conditions for safe storage, including any incompatibilities

Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

8.Exposure controls/personal protection

8.1Control parameters

Occupational Exposure limit values

no data available

Biological limit values

no data available

8.2Appropriate engineering controls

Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.

8.3Individual protection measures, such as personal protective equipment (PPE)

Eye/face protection

Safety glasses with side-shields conforming to EN166. Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).

Skin protection

Wear impervious clothing. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique(without touching glove’s outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.

Respiratory protection

Wear dust mask when handling large quantities.

Thermal hazards

no data available

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