Merck
  • 158127
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158127

Sigma-Aldrich

パラホルムアルデヒド

powder, 95%

Synonym(s):
p-ホルムアルデヒド, ポリオキシメチレン
Linear Formula:
HO(CH2O)nH
CAS Number:
Molecular Weight:
30.03 (as monomer)
MDL番号:
PubChem Substance ID:
NACRES:
NA.21

蒸気密度

1.03 (vs air)

品質水準

蒸気圧

<1.45 mmHg ( 25 °C)

アッセイ

95%

形状

powder

自己発火温度

572 °F

expl. lim.

73 %

mp

120-170 °C (lit.)

密度

0.88 g/mL at 25 °C (lit.)

保管温度

2-8°C

InChI

1S/CH2O/c1-2/h1H2

InChI key

WSFSSNUMVMOOMR-UHFFFAOYSA-N

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1 of 4

This Item
4412448.18715P6148
Paraformaldehyde for synthesis

Sigma-Aldrich

8.18715

Paraformaldehyde

assay

95%

assay

95%

assay

≥95% (acidimetric)

assay

-

form

powder

form

prilled

form

solid

form

crystalline

mp

120-170 °C (lit.)

mp

120-170 °C (lit.)

mp

100-130 °C

mp

120-170 °C (lit.)

density

0.88 g/mL at 25 °C (lit.)

density

0.88 g/mL at 25 °C (lit.)

density

1.4 g/cm3 at 20 °C

density

0.88 g/mL at 25 °C (lit.)

storage temp.

2-8°C

storage temp.

-

storage temp.

-

storage temp.

2-8°C

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

詳細

また、パラホルムアルデヒドは、ポリオキシメチレンとも呼ばれます。芳香族アルデヒドやエステルの合成における外部CO源として利用できます。

ピクトグラム

FlameCorrosionExclamation markHealth hazard

シグナルワード

Danger

危険有害性の分類

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 1B - Eye Dam. 1 - Flam. Sol. 2 - Muta. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

ターゲットの組織

Respiratory system

保管分類コード

4.1B - Flammable solid hazardous materials

WGK

WGK 2

引火点(°F)

Not applicable

引火点(℃)

Not applicable

個人用保護具 (PPE)

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

劇物

ISHL Indicated Name

名称等を表示すべき危険物及び有害物

ISHL Notified Names

名称等を通知すべき危険物及び有害物

JAN Code

158127-5G:4.548173108308E12
158127-500G:4.548173108292E12
158127-3KG:4.548173108285E12
158127-100G:4.548173108278E12
158127-25KG:4.548173915685E12

Certificate of Analysis

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Certificate of Origin

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