Product Identification

Product Name

L-Serine monophosphoric acid

Synonyms

L-O-Serine phosphate
L-Serine, dihydrogen phosphate (ester)
O-Phospho-L-serine
Seriphos

CAS

407-41-0

Formula

C3H8NO6P

Molecular Weight

185.07

EINECS

206-986-0

Merck

12,7520

Physical and Chemical Properties

Appearance

White powder.

Solubility in water

50 g/L (20 C)

Melting Point

169 - 170

Vapor Pressure

2.4E-10 (25 C)

Density

1.809 g/cm3 (20 C)

pKa/pKb

1.71 (pKa)

Partition Coefficient

-1.86

Usage

A component of many proteins as the result of posttranslational modifications. .

First Aid Measures

Ingestion

If swallowed, wash out mouth with water provided person is conscious. Call a physician.

Inhalation

If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.

Skin

In case of contact, immediately wash skin with soap and copious amounts of water.

Eyes

In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Handling and Storage

Storage

Keep container tightly closed.

Hazards Identification

Ingestion

May be harmful if swallowed.

Inhalation

May be irritating to mucous membranes and upper respiratory tract. May be harmful if inhaled.

Skin

May cause irritation. May be harmful if absorbed through the skin.

Eyes

May cause irritation.

Exposure Controls/Personal Protection

Personal Protection

Protective gloves and chemical safety goggles.

Respirators

Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Respiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US or type P1 (EN 143) dust masks.

Fire Fighting Measures

Fire Fighting

Extinguish with water spray, carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

Accidental Release Measures

Small spills/leaks

Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Stability

Stable at normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.

Decomposition

Oxides of carbon, nitrogen and phosphorous.