W222208

Isobutyric acid

≥99%, FCC, FG

• 동의어(들): Isobutanoic acid, 2-Methylpropionic acid
• Linear Formula: (CH₃)₂CHCO₂H
• CAS Number: 79-31-2
• Molecular Weight: 88.11
• FEMA Number: 2222
• Beilstein: 635770
• EC Number: 201-195-7
• 유럽평의회 번호: 6
• MDL number: MFCD00002658
• UNSPSC 코드: 12164502
• PubChem Substance ID: 24900936
• 플래비스(Flavis) 번호: 8.006
• NACRES: NA.21

속성

• 생물학적 소스: synthetic
• Quality Level: 400
• Grade: FG; Kosher
• Agency: meets purity specifications of JECFA
• 규정 준수: EU Regulation 1334/2008 & 872/2012; FCC; FDA 21 CFR 172.515
• vapor density: 3.04 (vs air)
• vapor pressure: 1.5 mmHg ( 20 °C)
• 분석: ≥99%
• autoignition temp.: 824 °F
• expl. lim.: 10 %
• refractive index: n20/D 1.393 (lit.)
• bp: 153-154 °C (lit.)
• mp: −47 °C (lit.)
• density: 0.95 g/mL at 25 °C (lit.)
• 응용 분야: flavors and fragrances
• 문건: see Safety & Documentation for available documents
• 식품 알레르기항원: no known allergens
• 감각 수용성의: butter; acidic; rancid
• SMILES string: CC(C)C(O)=O
• InChI: 1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)
• InChI key: KQNPFQTWMSNSAP-UHFFFAOYSA-N

설명

일반 설명

Isobutyric acid is a volatile fatty acid that can be used as a flavoring agent. It occurs naturally in Ceratonia siliqua L. The gum obtained from the kernels of this species is used as a thickener in the food industry.

애플리케이션

• Isobutyric acid enhances the anti-tumour effect of anti-PD-1 antibody.: This study presents groundbreaking research on how isobutyric acid can enhance the efficacy of anti-PD-1 antibodies, offering significant implications for improving cancer immunotherapy treatments (Murayama et al., 2024).

생화학적/생리학적 작용

Odor at 10 ppm

Taste at 15 ppm

기타 정보

Natural occurrence: Roman chamomile, strawberry, dairy products.

안전성 정보

• 픽토그램: GHS02,GHS06,GHS05
• 신호어: Danger
• 유해 및 위험 성명서: H226,H302,H311,H314
• 예방조치 성명서: P210 - P233 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point (°F): 131.0 °F - closed cup
• Flash Point (°C): 55 °C - closed cup
• 개인 보호 장비: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter